Merge branch 'release/v0.5.0'

Increment version
Add python version
2020-12-13 22:29:25 +09:00 · 2020-12-13 22:28:39 +09:00 · 2020-12-13 22:08:10 +09:00 · 2020-12-13 22:04:18 +09:00 · 2020-12-13 13:39:58 +01:00 · 2020-12-13 14:22:05 +09:00
114 changed files with 65223 additions and 67307 deletions
--- a/.github/workflows/run_test.yml
+++ b/.github/workflows/run_test.yml
@@ -0,0 +1,27 @@
+name: Run All UnitTest
+
+on: [push, pull_request]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    strategy:
+      max-parallel: 4
+      matrix:
+        python-version: [3.7, 3.8, 3.9]
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements.txt -r requirements_test.txt
+      - name: Test with pytest
+        run: |
+          export PYTHONPATH=./
+          pytest --verbose --color=yes
--- a/13
+++ b/13
@@ -0,0 +1,13 @@
+[[source]]
+url = "https://pypi.org/simple"
+verify_ssl = true
+name = "pypi"
+
+[packages]
+httpx = {extras = ["http2"], version = "0.16.1"}
+
+[dev-packages]
+pytest-mock = "*"
+pytest-httpx = "*"
+wheel = "*"
+twine = "*"
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -0,0 +1,375 @@
+{
+    "_meta": {
+        "hash": {
+            "sha256": "e1eb34f14c75998519a90838b283ccd23bd168afa8e4837f956c5c4df66376f9"
+        },
+        "pipfile-spec": 6,
+        "requires": {},
+        "sources": [
+            {
+                "name": "pypi",
+                "url": "https://pypi.org/simple",
+                "verify_ssl": true
+            }
+        ]
+    },
+    "default": {
+        "certifi": {
+            "hashes": [
+                "sha256:1f422849db327d534e3d0c5f02a263458c3955ec0aae4ff09b95f195c59f4edd",
+                "sha256:f05def092c44fbf25834a51509ef6e631dc19765ab8a57b4e7ab85531f0a9cf4"
+            ],
+            "version": "==2020.11.8"
+        },
+        "h11": {
+            "hashes": [
+                "sha256:3c6c61d69c6f13d41f1b80ab0322f1872702a3ba26e12aa864c928f6a43fbaab",
+                "sha256:ab6c335e1b6ef34b205d5ca3e228c9299cc7218b049819ec84a388c2525e5d87"
+            ],
+            "version": "==0.11.0"
+        },
+        "h2": {
+            "hashes": [
+                "sha256:61e0f6601fa709f35cdb730863b4e5ec7ad449792add80d1410d4174ed139af5",
+                "sha256:875f41ebd6f2c44781259005b157faed1a5031df3ae5aa7bcb4628a6c0782f14"
+            ],
+            "version": "==3.2.0"
+        },
+        "hpack": {
+            "hashes": [
+                "sha256:0edd79eda27a53ba5be2dfabf3b15780928a0dff6eb0c60a3d6767720e970c89",
+                "sha256:8eec9c1f4bfae3408a3f30500261f7e6a65912dc138526ea054f9ad98892e9d2"
+            ],
+            "version": "==3.0.0"
+        },
+        "httpcore": {
+            "hashes": [
+                "sha256:420700af11db658c782f7e8fda34f9dcd95e3ee93944dd97d78cb70247e0cd06",
+                "sha256:dd1d762d4f7c2702149d06be2597c35fb154c5eff9789a8c5823fbcf4d2978d6"
+            ],
+            "markers": "python_version >= '3.6'",
+            "version": "==0.12.2"
+        },
+        "httpx": {
+            "extras": [
+                "http2"
+            ],
+            "hashes": [
+                "sha256:126424c279c842738805974687e0518a94c7ae8d140cd65b9c4f77ac46ffa537",
+                "sha256:9cffb8ba31fac6536f2c8cde30df859013f59e4bcc5b8d43901cb3654a8e0a5b"
+            ],
+            "index": "pypi",
+            "version": "==0.16.1"
+        },
+        "hyperframe": {
+            "hashes": [
+                "sha256:5187962cb16dcc078f23cb5a4b110098d546c3f41ff2d4038a9896893bbd0b40",
+                "sha256:a9f5c17f2cc3c719b917c4f33ed1c61bd1f8dfac4b1bd23b7c80b3400971b41f"
+            ],
+            "version": "==5.2.0"
+        },
+        "idna": {
+            "hashes": [
+                "sha256:b307872f855b18632ce0c21c5e45be78c0ea7ae4c15c828c20788b26921eb3f6",
+                "sha256:b97d804b1e9b523befed77c48dacec60e6dcb0b5391d57af6a65a312a90648c0"
+            ],
+            "version": "==2.10"
+        },
+        "rfc3986": {
+            "extras": [
+                "idna2008"
+            ],
+            "hashes": [
+                "sha256:112398da31a3344dc25dbf477d8df6cb34f9278a94fee2625d89e4514be8bb9d",
+                "sha256:af9147e9aceda37c91a05f4deb128d4b4b49d6b199775fd2d2927768abdc8f50"
+            ],
+            "version": "==1.4.0"
+        },
+        "sniffio": {
+            "hashes": [
+                "sha256:471b71698eac1c2112a40ce2752bb2f4a4814c22a54a3eed3676bc0f5ca9f663",
+                "sha256:c4666eecec1d3f50960c6bdf61ab7bc350648da6c126e3cf6898d8cd4ddcd3de"
+            ],
+            "markers": "python_version >= '3.5'",
+            "version": "==1.2.0"
+        }
+    },
+    "develop": {
+        "atomicwrites": {
+            "hashes": [
+                "sha256:6d1784dea7c0c8d4a5172b6c620f40b6e4cbfdf96d783691f2e1302a7b88e197",
+                "sha256:ae70396ad1a434f9c7046fd2dd196fc04b12f9e91ffb859164193be8b6168a7a"
+            ],
+            "markers": "sys_platform == 'win32'",
+            "version": "==1.4.0"
+        },
+        "attrs": {
+            "hashes": [
+                "sha256:31b2eced602aa8423c2aea9c76a724617ed67cf9513173fd3a4f03e3a929c7e6",
+                "sha256:832aa3cde19744e49938b91fea06d69ecb9e649c93ba974535d08ad92164f700"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==20.3.0"
+        },
+        "bleach": {
+            "hashes": [
+                "sha256:52b5919b81842b1854196eaae5ca29679a2f2e378905c346d3ca8227c2c66080",
+                "sha256:9f8ccbeb6183c6e6cddea37592dfb0167485c1e3b13b3363bc325aa8bda3adbd"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
+            "version": "==3.2.1"
+        },
+        "certifi": {
+            "hashes": [
+                "sha256:1f422849db327d534e3d0c5f02a263458c3955ec0aae4ff09b95f195c59f4edd",
+                "sha256:f05def092c44fbf25834a51509ef6e631dc19765ab8a57b4e7ab85531f0a9cf4"
+            ],
+            "version": "==2020.11.8"
+        },
+        "chardet": {
+            "hashes": [
+                "sha256:84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae",
+                "sha256:fc323ffcaeaed0e0a02bf4d117757b98aed530d9ed4531e3e15460124c106691"
+            ],
+            "version": "==3.0.4"
+        },
+        "colorama": {
+            "hashes": [
+                "sha256:5941b2b48a20143d2267e95b1c2a7603ce057ee39fd88e7329b0c292aa16869b",
+                "sha256:9f47eda37229f68eee03b24b9748937c7dc3868f906e8ba69fbcbdd3bc5dc3e2"
+            ],
+            "markers": "sys_platform == 'win32'",
+            "version": "==0.4.4"
+        },
+        "docutils": {
+            "hashes": [
+                "sha256:0c5b78adfbf7762415433f5515cd5c9e762339e23369dbe8000d84a4bf4ab3af",
+                "sha256:c2de3a60e9e7d07be26b7f2b00ca0309c207e06c100f9cc2a94931fc75a478fc"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
+            "version": "==0.16"
+        },
+        "h11": {
+            "hashes": [
+                "sha256:3c6c61d69c6f13d41f1b80ab0322f1872702a3ba26e12aa864c928f6a43fbaab",
+                "sha256:ab6c335e1b6ef34b205d5ca3e228c9299cc7218b049819ec84a388c2525e5d87"
+            ],
+            "version": "==0.11.0"
+        },
+        "httpcore": {
+            "hashes": [
+                "sha256:420700af11db658c782f7e8fda34f9dcd95e3ee93944dd97d78cb70247e0cd06",
+                "sha256:dd1d762d4f7c2702149d06be2597c35fb154c5eff9789a8c5823fbcf4d2978d6"
+            ],
+            "markers": "python_version >= '3.6'",
+            "version": "==0.12.2"
+        },
+        "httpx": {
+            "extras": [
+                "http2"
+            ],
+            "hashes": [
+                "sha256:126424c279c842738805974687e0518a94c7ae8d140cd65b9c4f77ac46ffa537",
+                "sha256:9cffb8ba31fac6536f2c8cde30df859013f59e4bcc5b8d43901cb3654a8e0a5b"
+            ],
+            "index": "pypi",
+            "version": "==0.16.1"
+        },
+        "idna": {
+            "hashes": [
+                "sha256:b307872f855b18632ce0c21c5e45be78c0ea7ae4c15c828c20788b26921eb3f6",
+                "sha256:b97d804b1e9b523befed77c48dacec60e6dcb0b5391d57af6a65a312a90648c0"
+            ],
+            "version": "==2.10"
+        },
+        "iniconfig": {
+            "hashes": [
+                "sha256:011e24c64b7f47f6ebd835bb12a743f2fbe9a26d4cecaa7f53bc4f35ee9da8b3",
+                "sha256:bc3af051d7d14b2ee5ef9969666def0cd1a000e121eaea580d4a313df4b37f32"
+            ],
+            "version": "==1.1.1"
+        },
+        "keyring": {
+            "hashes": [
+                "sha256:12de23258a95f3b13e5b167f7a641a878e91eab8ef16fafc077720a95e6115bb",
+                "sha256:207bd66f2a9881c835dad653da04e196c678bf104f8252141d2d3c4f31051579"
+            ],
+            "markers": "python_version >= '3.6'",
+            "version": "==21.5.0"
+        },
+        "packaging": {
+            "hashes": [
+                "sha256:05af3bb85d320377db281cf254ab050e1a7ebcbf5410685a9a407e18a1f81236",
+                "sha256:eb41423378682dadb7166144a4926e443093863024de508ca5c9737d6bc08376"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==20.7"
+        },
+        "pkginfo": {
+            "hashes": [
+                "sha256:a6a4ac943b496745cec21f14f021bbd869d5e9b4f6ec06918cffea5a2f4b9193",
+                "sha256:ce14d7296c673dc4c61c759a0b6c14bae34e34eb819c0017bb6ca5b7292c56e9"
+            ],
+            "version": "==1.6.1"
+        },
+        "pluggy": {
+            "hashes": [
+                "sha256:15b2acde666561e1298d71b523007ed7364de07029219b604cf808bfa1c765b0",
+                "sha256:966c145cd83c96502c3c3868f50408687b38434af77734af1e9ca461a4081d2d"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==0.13.1"
+        },
+        "py": {
+            "hashes": [
+                "sha256:366389d1db726cd2fcfc79732e75410e5fe4d31db13692115529d34069a043c2",
+                "sha256:9ca6883ce56b4e8da7e79ac18787889fa5206c79dcc67fb065376cd2fe03f342"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==1.9.0"
+        },
+        "pygments": {
+            "hashes": [
+                "sha256:381985fcc551eb9d37c52088a32914e00517e57f4a21609f48141ba08e193fa0",
+                "sha256:88a0bbcd659fcb9573703957c6b9cff9fab7295e6e76db54c9d00ae42df32773"
+            ],
+            "markers": "python_version >= '3.5'",
+            "version": "==2.7.2"
+        },
+        "pyparsing": {
+            "hashes": [
+                "sha256:c203ec8783bf771a155b207279b9bccb8dea02d8f0c9e5f8ead507bc3246ecc1",
+                "sha256:ef9d7589ef3c200abe66653d3f1ab1033c3c419ae9b9bdb1240a85b024efc88b"
+            ],
+            "markers": "python_version >= '2.6' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==2.4.7"
+        },
+        "pytest": {
+            "hashes": [
+                "sha256:4288fed0d9153d9646bfcdf0c0428197dba1ecb27a33bb6e031d002fa88653fe",
+                "sha256:c0a7e94a8cdbc5422a51ccdad8e6f1024795939cc89159a0ae7f0b316ad3823e"
+            ],
+            "markers": "python_version >= '3.5'",
+            "version": "==6.1.2"
+        },
+        "pytest-httpx": {
+            "hashes": [
+                "sha256:0a7c56e559b23efbf857054cd74de60a7c540694a162423f89c70da6ad358d8e",
+                "sha256:d32e8f6fb7e028f0313f5f5a2d463c8673eb43fd11a9bfe8527299717a7764c4"
+            ],
+            "index": "pypi",
+            "version": "==0.10.1"
+        },
+        "pytest-mock": {
+            "hashes": [
+                "sha256:024e405ad382646318c4281948aadf6fe1135632bea9cc67366ea0c4098ef5f2",
+                "sha256:a4d6d37329e4a893e77d9ffa89e838dd2b45d5dc099984cf03c703ac8411bb82"
+            ],
+            "index": "pypi",
+            "version": "==3.3.1"
+        },
+        "pywin32-ctypes": {
+            "hashes": [
+                "sha256:24ffc3b341d457d48e8922352130cf2644024a4ff09762a2261fd34c36ee5942",
+                "sha256:9dc2d991b3479cc2df15930958b674a48a227d5361d413827a4cfd0b5876fc98"
+            ],
+            "markers": "sys_platform == 'win32'",
+            "version": "==0.2.0"
+        },
+        "readme-renderer": {
+            "hashes": [
+                "sha256:267854ac3b1530633c2394ead828afcd060fc273217c42ac36b6be9c42cd9a9d",
+                "sha256:6b7e5aa59210a40de72eb79931491eaf46fefca2952b9181268bd7c7c65c260a"
+            ],
+            "version": "==28.0"
+        },
+        "requests": {
+            "hashes": [
+                "sha256:7f1a0b932f4a60a1a65caa4263921bb7d9ee911957e0ae4a23a6dd08185ad5f8",
+                "sha256:e786fa28d8c9154e6a4de5d46a1d921b8749f8b74e28bde23768e5e16eece998"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
+            "version": "==2.25.0"
+        },
+        "requests-toolbelt": {
+            "hashes": [
+                "sha256:380606e1d10dc85c3bd47bf5a6095f815ec007be7a8b69c878507068df059e6f",
+                "sha256:968089d4584ad4ad7c171454f0a5c6dac23971e9472521ea3b6d49d610aa6fc0"
+            ],
+            "version": "==0.9.1"
+        },
+        "rfc3986": {
+            "extras": [
+                "idna2008"
+            ],
+            "hashes": [
+                "sha256:112398da31a3344dc25dbf477d8df6cb34f9278a94fee2625d89e4514be8bb9d",
+                "sha256:af9147e9aceda37c91a05f4deb128d4b4b49d6b199775fd2d2927768abdc8f50"
+            ],
+            "version": "==1.4.0"
+        },
+        "six": {
+            "hashes": [
+                "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
+                "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==1.15.0"
+        },
+        "sniffio": {
+            "hashes": [
+                "sha256:471b71698eac1c2112a40ce2752bb2f4a4814c22a54a3eed3676bc0f5ca9f663",
+                "sha256:c4666eecec1d3f50960c6bdf61ab7bc350648da6c126e3cf6898d8cd4ddcd3de"
+            ],
+            "markers": "python_version >= '3.5'",
+            "version": "==1.2.0"
+        },
+        "toml": {
+            "hashes": [
+                "sha256:806143ae5bfb6a3c6e736a764057db0e6a0e05e338b5630894a5f779cabb4f9b",
+                "sha256:b3bda1d108d5dd99f4a20d24d9c348e91c4db7ab1b749200bded2f839ccbe68f"
+            ],
+            "markers": "python_version >= '2.6' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==0.10.2"
+        },
+        "tqdm": {
+            "hashes": [
+                "sha256:5c0d04e06ccc0da1bd3fa5ae4550effcce42fcad947b4a6cafa77bdc9b09ff22",
+                "sha256:9e7b8ab0ecbdbf0595adadd5f0ebbb9e69010e0bd48bbb0c15e550bf2a5292df"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==4.54.0"
+        },
+        "twine": {
+            "hashes": [
+                "sha256:34352fd52ec3b9d29837e6072d5a2a7c6fe4290e97bba46bb8d478b5c598f7ab",
+                "sha256:ba9ff477b8d6de0c89dd450e70b2185da190514e91c42cc62f96850025c10472"
+            ],
+            "index": "pypi",
+            "version": "==3.2.0"
+        },
+        "urllib3": {
+            "hashes": [
+                "sha256:19188f96923873c92ccb987120ec4acaa12f0461fa9ce5d3d0772bc965a39e08",
+                "sha256:d8ff90d979214d7b4f8ce956e80f4028fc6860e4431f731ea4a8c08f23f99473"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4'",
+            "version": "==1.26.2"
+        },
+        "webencodings": {
+            "hashes": [
+                "sha256:a0af1213f3c2226497a97e2b3aa01a7e4bee4f403f95be16fc9acd2947514a78",
+                "sha256:b36a1c245f2d304965eb4e0a82848379241dc04b865afcc4aab16748587e1923"
+            ],
+            "version": "==0.5.1"
+        },
+        "wheel": {
+            "hashes": [
+                "sha256:906864fb722c0ab5f2f9c35b2c65e3af3c009402c108a709c0aca27bc2c9187b",
+                "sha256:aaef9b8c36db72f8bf7f1e54f85f875c4d466819940863ca0b3f3f77f0a1646f"
+            ],
+            "index": "pypi",
+            "version": "==0.36.1"
+        }
+    }
+}
--- a/README.md
+++ b/README.md
@@ -3,11 +3,11 @@ pytchat

 pytchat is a python library for fetching youtube live chat.
 
+
+<br><br><br>
 ## Description
 pytchat is a python library for fetching youtube live chat
-without using youtube api, Selenium or BeautifulSoup.
-
-pytchatは、YouTubeチャットを閲覧するためのpythonライブラリです。
+without using Selenium or BeautifulSoup.

 Other features:
 + Customizable [chat data processors](https://github.com/taizan-hokuto/pytchat/wiki/ChatProcessor) including youtube api compatible one.
@@ -16,7 +16,7 @@ Other features:
 instead of web scraping.

 For more detailed information, see [wiki](https://github.com/taizan-hokuto/pytchat/wiki). <br>
-より詳細な解説は[wiki](https://github.com/taizan-hokuto/pytchat/wiki/Home_jp)を参照してください。
+[wiki (Japanese)](https://github.com/taizan-hokuto/pytchat/wiki/Home_jp)

 ## Install
 ```python
@@ -24,147 +24,44 @@ pip install pytchat
 ```
 ## Examples

-### CLI

-One-liner command.
-Save chat data to html, with embedded custom emojis.
-
-```bash
-$ pytchat -v https://www.youtube.com/watch?v=ZJ6Q4U_Vg6s -o "c:/temp/"
-# options:
-#  -v : Video ID or URL that includes ID
-#  -o : output directory (default path: './')
-# saved filename is [video_id].html
-```
-
-
-### on-demand mode
+### Fetch chat data (see [wiki](https://github.com/taizan-hokuto/pytchat/wiki/PytchatCore))
 ```python
-from pytchat import LiveChat
-livechat = LiveChat(video_id = "Zvp1pJpie4I")
-# It is also possible to specify a URL that includes the video ID:
-# livechat = LiveChat("https://www.youtube.com/watch?v=Zvp1pJpie4I")
-while livechat.is_alive():
-  try:
-    chatdata = livechat.get()
-    for c in chatdata.items:
+import pytchat
+chat = pytchat.create(video_id="uIx8l2xlYVY")
+while chat.is_alive():
+    for c in chat.get().sync_items():
        print(f"{c.datetime} [{c.author.name}]- {c.message}")
-        chatdata.tick()
-  except KeyboardInterrupt:
-    livechat.terminate()
-    break
 ```

-### callback mode
+
+### Output JSON format string (feature of [DefaultProcessor](https://github.com/taizan-hokuto/pytchat/wiki/DefaultProcessor))
 ```python
-from pytchat import LiveChat
+import pytchat
 import time

-def main():
-  livechat = LiveChat(video_id = "Zvp1pJpie4I", callback = disp)
-  while livechat.is_alive():
-    #other background operation.
-    time.sleep(1)
-  livechat.terminate()
-
-#callback function (automatically called)
-def disp(chatdata):
-    for c in chatdata.items:
-        print(f"{c.datetime} [{c.author.name}]- {c.message}")
-        chatdata.tick()
-
-if __name__ == '__main__':
-  main()
-
-```
-
-### asyncio context:
-```python
-from pytchat import LiveChatAsync
-from concurrent.futures import CancelledError
-import asyncio
-
-async def main():
-  livechat = LiveChatAsync("Zvp1pJpie4I", callback = func)
-  while livechat.is_alive():
-    #other background operation.
-    await asyncio.sleep(3)
-
-#callback function is automatically called.
-async def func(chatdata):
-  for c in chatdata.items:
-    print(f"{c.datetime} [{c.author.name}]-{c.message} {c.amountString}")
-    await chatdata.tick_async()
-
-if __name__ == '__main__':
-  try:
-    loop = asyncio.get_event_loop()
-    loop.run_until_complete(main())
-  except CancelledError:
-    pass
-```
-
-
-### youtube api compatible processor:
-```python
-from pytchat import LiveChat, CompatibleProcessor
-import time
-
-chat = LiveChat("Zvp1pJpie4I", 
-  processor = CompatibleProcessor() )
-
+chat = pytchat.create(video_id="uIx8l2xlYVY")
 while chat.is_alive():
-  try:
-    data = chat.get()
-    polling = data['pollingIntervalMillis']/1000
-    for c in data['items']:
-      if c.get('snippet'):
-        print(f"[{c['authorDetails']['displayName']}]"
-              f"-{c['snippet']['displayMessage']}")
-        time.sleep(polling/len(data['items']))
-  except KeyboardInterrupt:
-    chat.terminate()
+    print(chat.get().json())
+    time.sleep(5)
+    '''
+    # Each chat item can also be output in JSON format.
+    for c in chat.get().items:
+        print(c.json())
+    '''     
 ```
-### replay: 
-If specified video is not live,
-automatically try to fetch archived chat data.

-```python
-from pytchat import LiveChat

-def main():
-  #seektime (seconds): start position of chat.
-  chat = LiveChat("ojes5ULOqhc", seektime = 60*30)
-  print('Replay from 30:00')
-  try:
-    while chat.is_alive():
-      data = chat.get()
-      for c in data.items:
-        print(f"{c.elapsedTime} [{c.author.name}]-{c.message} {c.amountString}")
-        data.tick()
-  except KeyboardInterrupt:
-    chat.terminate()
+### other
+ Fetch chat with a buffer ([LiveChat](https://github.com/taizan-hokuto/pytchat/wiki/LiveChat))

-if __name__ == '__main__':
-  main()
-```
-### Extract archived chat data as [HTML](https://github.com/taizan-hokuto/pytchat/wiki/HTMLArchiver) or [tab separated values](https://github.com/taizan-hokuto/pytchat/wiki/TSVArchiver).
-```python
-from pytchat import HTMLArchiver, Extractor
+ Use with asyncio ([LiveChatAsync](https://github.com/taizan-hokuto/pytchat/wiki/LiveChatAsync))

-video_id = "*******"
-ex = Extractor(
-    video_id,
-    div=10,
-    processor=HTMLArchiver("c:/test.html")
-)
+ YT API compatible chat processor ([CompatibleProcessor](https://github.com/taizan-hokuto/pytchat/wiki/CompatibleProcessor))

-ex.extract()
-print("finished.")
-```

 ## Structure of Default Processor
-Each item can be got with `items` function.
+Each item can be got with `sync_items()` function.
 <table>
  <tr>
    <th>name</th>
@@ -291,16 +188,3 @@ Structure of author object.
 [![MIT License](http://img.shields.io/badge/license-MIT-blue.svg?style=flat)](LICENSE)


-## Contributes
-Great thanks:
-
-Most of source code of CLI refer to:
-
-[PetterKraabol / Twitch-Chat-Downloader](https://github.com/PetterKraabol/Twitch-Chat-Downloader)
-
-
-## Author
-
-[taizan-hokuto](https://github.com/taizan-hokuto)
-
-[twitter:@taizan205](https://twitter.com/taizan205)
--- a/pytchat/init.py
+++ b/pytchat/init.py
@@ -1,17 +1,31 @@
 """
 pytchat is a lightweight python library to browse youtube livechat without Selenium or BeautifulSoup.
 """
-__copyright__    = 'Copyright (C) 2019 taizan-hokuto'
-__version__      = '0.1.5'
+__copyright__    = 'Copyright (C) 2019, 2020 taizan-hokuto'
+__version__      = '0.5.0'
 __license__      = 'MIT'
 __author__       = 'taizan-hokuto'
 __author_email__ = '55448286+taizan-hokuto@users.noreply.github.com'
 __url__          = 'https://github.com/taizan-hokuto/pytchat'

-__all__ = ["core_async","core_multithread","processors"]
+
+from .exceptions import (
+    ChatParseException,
+    ResponseContextError,
+    NoContents,
+    NoContinuation,
+    IllegalFunctionCall,
+    InvalidVideoIdException,
+    UnknownConnectionError,
+    RetryExceedMaxCount,
+    ChatDataFinished,
+    ReceivedUnknownContinuation,
+    FailedExtractContinuation,
+    VideoInfoParseError,
+    PatternUnmatchError
+)

 from .api import (
-    cli,
    config,
    LiveChat,
    LiveChatAsync,
@@ -19,14 +33,12 @@ from .api import (
    CompatibleProcessor,
    DummyProcessor,
    DefaultProcessor,
-    Extractor, 
    HTMLArchiver,
    TSVArchiver,
    JsonfileArchiver,
    SimpleDisplayProcessor,
    SpeedCalculator,
    SuperchatCalculator,
-    VideoInfo
+    create
 )
-
 # flake8: noqa
--- a/pytchat/api.py
+++ b/pytchat/api.py
@@ -1,5 +1,5 @@
-from . import cli
 from . import config
+from .core import create
 from .core_multithread.livechat import LiveChat
 from .core_async.livechat import LiveChatAsync
 from .processors.chat_processor import ChatProcessor
@@ -12,7 +12,23 @@ from .processors.jsonfile_archiver import JsonfileArchiver
 from .processors.simple_display_processor import SimpleDisplayProcessor
 from .processors.speed.calculator import SpeedCalculator
 from .processors.superchat.calculator import SuperchatCalculator
-from .tool.extract.extractor import Extractor
-from .tool.videoinfo import VideoInfo
+
+
+__all__ = [
+    config,
+    LiveChat,
+    LiveChatAsync,
+    ChatProcessor,
+    CompatibleProcessor,
+    DummyProcessor,
+    DefaultProcessor,
+    HTMLArchiver,
+    TSVArchiver,
+    JsonfileArchiver,
+    SimpleDisplayProcessor,
+    SpeedCalculator,
+    SuperchatCalculator,
+    create
+]

 # flake8: noqa
--- a/pytchat/cli/init.py
+++ b/pytchat/cli/init.py
@@ -1,100 +0,0 @@
-import argparse
-
-import os
-import signal
-from json.decoder import JSONDecodeError
-from pathlib import Path
-from .arguments import Arguments
-from .progressbar import ProgressBar
-from .. exceptions import InvalidVideoIdException, NoContents, PatternUnmatchError
-from .. processors.html_archiver import HTMLArchiver
-from .. tool.extract.extractor import Extractor
-from .. tool.videoinfo import VideoInfo
-from .. util.extract_video_id import extract_video_id
-from .. import util
-from .. import __version__
-
-'''
-Most of CLI modules refer to
-Petter Kraabøl's Twitch-Chat-Downloader
-https://github.com/PetterKraabol/Twitch-Chat-Downloader
-(MIT License)
-
-'''
-
-
-def main():
-    # Arguments
-    parser = argparse.ArgumentParser(description=f'pytchat v{__version__}')
-    parser.add_argument('-v', f'--{Arguments.Name.VIDEO_IDS}', type=str,
-                        help='Video ID (or URL that includes Video ID). You can specify multiple video IDs by '
-                        'separating them with commas without spaces.\n'
-                        'If ID starts with a hyphen (-), enclose the ID in square brackets.')
-    parser.add_argument('-o', f'--{Arguments.Name.OUTPUT}', type=str,
-                        help='Output directory (end with "/"). default="./"', default='./')
-    parser.add_argument(f'--{Arguments.Name.VERSION}', action='store_true',
-                        help='Show version')
-    parser.add_argument(f'--{Arguments.Name.SAVE_ERROR_DATA}', action='store_true',
-                        help='Save error data when error occurs(".dat" file)')
-    Arguments(parser.parse_args().__dict__)
-    if Arguments().print_version:
-        print(f'pytchat v{__version__}     © 2019 taizan-hokuto')
-        return
-
-    # Extractor
-    if not Arguments().video_ids:
-        parser.print_help()
-        return
-    for video_id in Arguments().video_ids:
-        if '[' in video_id:
-            video_id = video_id.replace('[', '').replace(']', '')
-        try:
-            video_id = extract_video_id(video_id)
-            if os.path.exists(Arguments().output):
-                path = Path(Arguments().output + video_id + '.html')
-            else:
-                raise FileNotFoundError
-            info = VideoInfo(video_id)
-            print(f"Extracting...\n"
-                  f" video_id: {video_id}\n"
-                  f" channel:  {info.get_channel_name()}\n"
-                  f" title:    {info.get_title()}")
-
-            print(f" output path: {path.resolve()}")
-            duration = info.get_duration()
-            pbar = ProgressBar(duration)
-            ex = Extractor(video_id,
-                    processor=HTMLArchiver(Arguments().output + video_id + '.html'),
-                    callback=pbar._disp,
-                    div=10)
-            signal.signal(signal.SIGINT, (lambda a, b: cancel(ex, pbar)))
-            ex.extract()
-            pbar.close()
-            if pbar.is_cancelled():
-                print("\nThe extraction process has been discontinued.\n")
-                return
-            print("\nThe extraction process has been completed.\n")
-        except InvalidVideoIdException:
-            print("Invalid Video ID or URL:", video_id)
-        except (TypeError, NoContents) as e:
-
-            print(e.with_traceback())
-        except FileNotFoundError:
-            print("The specified directory does not exist.:{}".format(Arguments().output))
-        except JSONDecodeError as e:
-            print(e.msg)
-            print("Cannot parse video information.:{}".format(video_id))
-            if Arguments().save_error_data:
-                util.save(e.doc, "ERR_JSON_DECODE", ".dat")
-        except PatternUnmatchError as e:
-            print(e.msg)
-            print("Cannot parse video information.:{}".format(video_id))
-            if Arguments().save_error_data:
-                util.save(e.doc, "ERR_PATTERN_UNMATCH", ".dat")
-
-    return
-
-
-def cancel(ex: Extractor, pbar: ProgressBar):
-    ex.cancel()
-    pbar.cancel()
--- a/pytchat/cli/arguments.py
+++ b/pytchat/cli/arguments.py
@@ -1,42 +0,0 @@
-from typing import Optional, Dict, Union, List
-from .singleton import Singleton
-
-'''
-This modules refer to
-Petter Kraabøl's Twitch-Chat-Downloader
-https://github.com/PetterKraabol/Twitch-Chat-Downloader
-(MIT License)
-'''
-
-
-class Arguments(metaclass=Singleton):
-    """
-    Arguments singleton
-    """
-
-    class Name:
-        VERSION: str = 'version'
-        OUTPUT: str = 'output_dir'
-        VIDEO_IDS: str = 'video_id'
-        SAVE_ERROR_DATA: bool = 'save_error_data'
-
-    def __init__(self,
-                 arguments: Optional[Dict[str, Union[str, bool, int]]] = None):
-        """
-        Initialize arguments
-        :param arguments: Arguments from cli
-        (Optional to call singleton instance without parameters)
-        """
-
-        if arguments is None:
-            print('Error: arguments were not provided')
-            exit()
-
-        self.print_version: bool = arguments[Arguments.Name.VERSION]
-        self.output: str = arguments[Arguments.Name.OUTPUT]
-        self.video_ids: List[int] = []
-        self.save_error_data: bool = arguments[Arguments.Name.SAVE_ERROR_DATA]
-        # Videos
-        if arguments[Arguments.Name.VIDEO_IDS]:
-            self.video_ids = [video_id
-                              for video_id in arguments[Arguments.Name.VIDEO_IDS].split(',')]
--- a/pytchat/cli/progressbar.py
+++ b/pytchat/cli/progressbar.py
@@ -1,41 +0,0 @@
-'''
-This code for this progress bar is based on
-vladignatyev/progress.py
-https://gist.github.com/vladignatyev/06860ec2040cb497f0f3
-(MIT License)
-'''
-import sys
-
-
-class ProgressBar:
-    def __init__(self, duration):
-        self._duration = duration
-        self._count = 0
-        self._bar_len = 60
-        self._cancelled = False
-
-    def _disp(self, _, fetched):
-        self._progress(fetched / 1000, self._duration)
-
-    def _progress(self, fillin, total, status=''):
-        if total == 0 or self._cancelled:
-            return
-        self._count += fillin
-        filled_len = int(round(self._bar_len * self._count / float(total)))
-        percents = round(100.0 * self._count / float(total), 1)
-        if filled_len > self._bar_len:
-            filled_len = self._bar_len
-            percents = 100
-        bar = '=' * filled_len + ' ' * (self._bar_len - filled_len)
-        sys.stdout.write(' [%s] %s%s ...%s\r' % (bar, percents, '%', status))
-        sys.stdout.flush()
-
-    def close(self):
-        if not self._cancelled:
-            self._progress(self._duration, self._duration)
-
-    def cancel(self):
-        self._cancelled = True
-    
-    def is_cancelled(self):
-        return self._cancelled
--- a/pytchat/cli/singleton.py
+++ b/pytchat/cli/singleton.py
@@ -1,21 +0,0 @@
-'''
-This modules refer to
-Petter Kraabøl's Twitch-Chat-Downloader
-https://github.com/PetterKraabol/Twitch-Chat-Downloader
-(MIT License)
-'''
-
-
-class Singleton(type):
-    """
-    Abstract class for singletons
-    """
-    _instances = {}
-
-    def __call__(cls, *args, **kwargs):
-        if cls not in cls._instances:
-            cls._instances[cls] = super().__call__(*args, **kwargs)
-        return cls._instances[cls]
-
-    def get_instance(cls, *args, **kwargs):
-        cls.__call__(*args, **kwargs)
--- a/pytchat/config/init.py
+++ b/pytchat/config/init.py
@@ -1,9 +1,13 @@
-import logging
+import logging  # noqa
 from . import mylogger
+from base64 import a85decode as dc
 headers = {
-    'user-agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.135 Safari/537.36',
+    'user-agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.183 Safari/537.36 Edg/86.0.622.63,gzip(gfe)',
 }

+_sml = dc(b"BQS?8F#ks-GB\\6`H#IhIF^eo7@rH3;H#IhIF^eor06T''Ch\\'(?XmbXF>%9<FC/iuG%G#jBOQ!ICLqcS5tQB2;gCZ)?UdXC;f$GR3)MM2<(0>O7mh!,G@+K5?SO9T@okV").decode()
+_smr = dc(b"BQS?8F#ks-GB\\6`H#IhIF^eo7@rH3;H#IhIF^eor06T''Ch\\'(?XmbXF>%9<FC/iuG%G#jBOQ!iEb03+@<k(QAU-F)8U=fDGsP557S5F7CiNH7;)D3N77^*B6YU@\\?WfBr0emZX=#^").decode()
+

 def logger(module_name: str, loglevel=None):
    module_logger = mylogger.get_logger(module_name, loglevel=loglevel)
--- a/pytchat/core/init.py
+++ b/pytchat/core/init.py
@@ -0,0 +1,7 @@
+from .pytchat import PytchatCore
+from .. util import extract_video_id
+
+
+def create(video_id: str, **kwargs):
+    _vid = extract_video_id(video_id)
+    return PytchatCore(_vid, **kwargs)
--- a/pytchat/core/pytchat.py
+++ b/pytchat/core/pytchat.py
@@ -0,0 +1,208 @@
+import httpx
+import json
+import signal
+import time
+import traceback
+from ..parser.live import Parser
+from .. import config
+from .. import exceptions
+from ..paramgen import liveparam, arcparam
+from ..processors.default.processor import DefaultProcessor
+from ..processors.combinator import Combinator
+from .. import util
+
+headers = config.headers
+MAX_RETRY = 10
+
+
+class PytchatCore:
+    '''
+
+    Parameter
+    ---------
+    video_id : str
+
+    seektime : int
+        start position of fetching chat (seconds).
+        This option is valid for archived chat only.
+        If negative value, chat data posted before the start of the broadcast
+        will be retrieved as well.
+
+    processor : ChatProcessor
+
+    interruptable : bool
+        Allows keyboard interrupts.
+        Set this parameter to False if your own threading program causes
+        the problem.
+
+    force_replay : bool
+        force to fetch archived chat data, even if specified video is live.
+
+    topchat_only : bool
+        If True, get only top chat.
+
+    hold_exception : bool [default:True]
+        If True, when exceptions occur, the exception is held internally,
+        and can be raised by raise_for_status().
+
+    Attributes
+    ---------
+    _is_alive : bool
+        Flag to stop getting chat.
+    '''
+
+    def __init__(self, video_id,
+                 seektime=-1,
+                 processor=DefaultProcessor(),
+                 interruptable=True,
+                 force_replay=False,
+                 topchat_only=False,
+                 hold_exception=True,
+                 logger=config.logger(__name__),
+                 ):
+        self._video_id = util.extract_video_id(video_id)
+        self.seektime = seektime
+        if isinstance(processor, tuple):
+            self.processor = Combinator(processor)
+        else:
+            self.processor = processor
+        self._is_alive = True
+        self._is_replay = force_replay
+        self._hold_exception = hold_exception
+        self._exception_holder = None
+        self._parser = Parser(
+            is_replay=self._is_replay,
+            exception_holder=self._exception_holder
+        )
+        self._first_fetch = True
+        self._fetch_url = config._sml
+        self._topchat_only = topchat_only
+        self._dat = ''
+        self._last_offset_ms = 0
+        self._logger = logger
+        if interruptable:
+            signal.signal(signal.SIGINT, lambda a, b: self.terminate())
+        self._setup()
+
+    def _setup(self):
+        time.sleep(0.1)  # sleep shortly to prohibit skipping fetching data
+        """Fetch first continuation parameter,
+        create and start _listen loop.
+        """
+        self.continuation = liveparam.getparam(self._video_id, 3)
+        
+    def _get_chat_component(self):
+        
+        ''' Fetch chat data and store them into buffer,
+        get next continuaiton parameter and loop.
+
+        Parameter
+        ---------
+        continuation : str
+            parameter for next chat data
+        '''
+        try:
+            with httpx.Client(http2=True) as client:
+                if self.continuation and self._is_alive:
+                    contents = self._get_contents(self.continuation, client, headers)
+                    metadata, chatdata = self._parser.parse(contents)
+                    timeout = metadata['timeoutMs'] / 1000
+                    chat_component = {
+                        "video_id": self._video_id,
+                        "timeout": timeout,
+                        "chatdata": chatdata
+                    }
+                    self.continuation = metadata.get('continuation')
+                    self._last_offset_ms = metadata.get('last_offset_ms', 0)
+                    return chat_component
+        except exceptions.ChatParseException as e:
+            self._logger.debug(f"[{self._video_id}]{str(e)}")
+            self._raise_exception(e)
+        except Exception as e:
+            self._logger.error(f"{traceback.format_exc(limit=-1)}")
+            self._raise_exception(e)
+
+    def _get_contents(self, continuation, client, headers):
+        '''Get 'continuationContents' from livechat json.
+           If contents is None at first fetching,
+           try to fetch archive chat data.
+
+          Return:
+          -------
+            'continuationContents' which includes metadata & chat data.
+        '''
+        livechat_json = (
+            self._get_livechat_json(continuation, client, replay=self._is_replay, offset_ms=self._last_offset_ms)
+        )
+        contents, dat = self._parser.get_contents(livechat_json)
+        if self._dat == '' and dat:
+            self._dat = dat
+        if self._first_fetch:
+            if contents is None or self._is_replay:
+                '''Try to fetch archive chat data.'''
+                self._parser.is_replay = True
+                self._fetch_url = config._smr
+                continuation = arcparam.getparam(
+                    self._video_id, self.seektime, self._topchat_only)
+                livechat_json = (self._get_livechat_json(continuation, client, replay=True, offset_ms=self.seektime * 1000))
+                reload_continuation = self._parser.reload_continuation(
+                    self._parser.get_contents(livechat_json)[0])
+                if reload_continuation:
+                    livechat_json = (self._get_livechat_json(
+                        reload_continuation, client, headers))
+                contents, _ = self._parser.get_contents(livechat_json)
+                self._is_replay = True
+            self._first_fetch = False
+        return contents
+
+    def _get_livechat_json(self, continuation, client, replay: bool, offset_ms: int = 0):
+        '''
+        Get json which includes chat data.
+        '''
+        livechat_json = None
+        err = None
+        if offset_ms < 0:
+            offset_ms = 0
+        param = util.get_param(continuation, dat=self._dat, replay=replay, offsetms=offset_ms)
+        for _ in range(MAX_RETRY + 1):
+            with httpx.Client(http2=True) as client:
+                try:
+                    response = client.post(self._fetch_url, json=param)
+                    livechat_json = json.loads(response.text)
+                    break
+                except (json.JSONDecodeError, httpx.ConnectTimeout, httpx.ReadTimeout, httpx.ConnectError) as e:
+                    err = e
+                    time.sleep(2)
+                    continue
+        else:
+            self._logger.error(f"[{self._video_id}]"
+                               f"Exceeded retry count. Last error: {str(err)}")
+            self._raise_exception(exceptions.RetryExceedMaxCount())
+        return livechat_json
+    
+    def get(self):
+        if self.is_alive():
+            chat_component = self._get_chat_component()
+            return self.processor.process([chat_component])
+        else:
+            return []
+
+    def is_replay(self):
+        return self._is_replay
+
+    def is_alive(self):
+        return self._is_alive
+
+    def terminate(self):
+        self._is_alive = False
+        self.processor.finalize()
+
+    def raise_for_status(self):
+        if self._exception_holder is not None:
+            raise self._exception_holder
+
+    def _raise_exception(self, exception: Exception = None):
+        self.terminate()
+        if self._hold_exception is False:
+            raise exception
+        self._exception_holder = exception
--- a/pytchat/core_async/buffer.py
+++ b/pytchat/core_async/buffer.py
@@ -4,13 +4,13 @@ import asyncio

 class Buffer(asyncio.Queue):
    '''
-    チャットデータを格納するバッファの役割を持つFIFOキュー
+    Buffer for storing chat data.

    Parameter
    ---------
    maxsize : int
-        格納するチャットブロックの最大個数。0の場合は無限。
-        最大値を超える場合は古いチャットブロックから破棄される。
+        Maximum number of chat blocks to be stored.
+        If it exceeds the maximum, the oldest chat block will be discarded.
    '''

    def __init__(self, maxsize=0):
--- a/pytchat/core_async/livechat.py
+++ b/pytchat/core_async/livechat.py
@@ -5,71 +5,67 @@ import json
 import signal
 import time
 import traceback
-import urllib.parse
 from asyncio import Queue
 from concurrent.futures import CancelledError
 from .buffer import Buffer
 from ..parser.live import Parser
 from .. import config
 from .. import exceptions
+from .. import util
 from ..paramgen import liveparam, arcparam
 from ..processors.default.processor import DefaultProcessor
 from ..processors.combinator import Combinator
-from ..util.extract_video_id import extract_video_id

 headers = config.headers
 MAX_RETRY = 10


 class LiveChatAsync:
-    '''asyncioを利用してYouTubeのライブ配信のチャットデータを取得する。
+    '''LiveChatAsync object fetches chat data and stores them
+    in a buffer with asyncio.

    Parameter
    ---------
    video_id : str
-        動画ID

    seektime : int
-        （ライブチャット取得時は無視）
-        取得開始するアーカイブ済みチャットの経過時間(秒）
-        マイナス値を指定した場合は、配信開始前のチャットも取得する。
+        start position of fetching chat (seconds).
+        This option is valid for archived chat only.
+        If negative value, chat data posted before the start of the broadcast
+        will be retrieved as well.

    processor : ChatProcessor
-        チャットデータを加工するオブジェクト

-    buffer : Buffer(maxsize:20[default])
-        チャットデータchat_componentを格納するバッファ。
-        maxsize : 格納できるchat_componentの個数
-        default値20個。1個で約5~10秒分。
+    buffer : Buffer
+        buffer of chat data fetched background.

    interruptable : bool
-        Ctrl+Cによる処理中断を行うかどうか。
+        Allows keyboard interrupts.
+        Set this parameter to False if your own threading program causes
+        the problem.

    callback : func
-        _listen()関数から一定間隔で自動的に呼びだす関数。
+        function called periodically from _listen().

    done_callback : func
-        listener終了時に呼び出すコールバック。
+        function called when listener ends.

    exception_handler : func
-        例外を処理する関数

    direct_mode : bool
-        Trueの場合、bufferを使わずにcallbackを呼ぶ。
-        Trueの場合、callbackの設定が必須
-        (設定していない場合IllegalFunctionCall例外を発生させる）
+        If True, invoke specified callback function without using buffer.
+        callback is required. If not, IllegalFunctionCall will be raised.

    force_replay : bool
-        Trueの場合、ライブチャットが取得できる場合であっても
-        強制的にアーカイブ済みチャットを取得する。
+        force to fetch archived chat data, even if specified video is live.

    topchat_only : bool
-        Trueの場合、上位チャットのみ取得する。
+        If True, get only top chat.

    Attributes
    ---------
    _is_alive : bool
-        チャット取得を停止するためのフラグ
+        Flag to stop getting chat.
    '''

    _setup_finished = False
@@ -87,7 +83,7 @@ class LiveChatAsync:
                 topchat_only=False,
                 logger=config.logger(__name__),
                 ):
-        self._video_id = extract_video_id(video_id)
+        self._video_id = util.extract_video_id(video_id)
        self.seektime = seektime
        if isinstance(processor, tuple):
            self.processor = Combinator(processor)
@@ -104,8 +100,10 @@ class LiveChatAsync:
        self._pauser = Queue()
        self._pauser.put_nowait(None)
        self._first_fetch = True
-        self._fetch_url = "live_chat/get_live_chat?continuation="
+        self._fetch_url = config._sml
        self._topchat_only = topchat_only
+        self._dat = ''
+        self._last_offset_ms = 0
        self._logger = logger
        self.exception = None
        LiveChatAsync._logger = logger
@@ -114,31 +112,30 @@ class LiveChatAsync:
            self._set_exception_handler(exception_handler)
        if interruptable:
            signal.signal(signal.SIGINT,
-                (lambda a, b: asyncio.create_task(
-                 LiveChatAsync.shutdown(None, signal.SIGINT, b))))
+                (lambda a, b: self._keyboard_interrupt()))
        self._setup()

    def _setup(self):
-        # direct modeがTrueでcallback未設定の場合例外発生。
+        # An exception is raised when direct mode is true and no callback is set.
        if self._direct_mode:
            if self._callback is None:
                raise exceptions.IllegalFunctionCall(
                    "When direct_mode=True, callback parameter is required.")
        else:
-            # direct modeがFalseでbufferが未設定ならばデフォルトのbufferを作成
+            # Create a default buffer if `direct_mode` is False and buffer is not set.
            if self._buffer is None:
                self._buffer = Buffer(maxsize=20)
-                # callbackが指定されている場合はcallbackを呼ぶループタスクを作成
+                # Create a loop task to call callback if the `callback` param is specified.
            if self._callback is None:
                pass
            else:
-                # callbackを呼ぶループタスクの開始
+                # Create a loop task to call callback if the `callback` param is specified.
                loop = asyncio.get_event_loop()
                loop.create_task(self._callback_loop(self._callback))
-        # _listenループタスクの開始
+        # Start a loop task for _listen()
        loop = asyncio.get_event_loop()
        self.listen_task = loop.create_task(self._startlisten())
-        # add_done_callbackの登録
+        # Register add_done_callback
        if self._done_callback is None:
            self.listen_task.add_done_callback(self._finish)
        else:
@@ -164,10 +161,8 @@ class LiveChatAsync:
            async with httpx.AsyncClient(http2=True) as client:
                while(continuation and self._is_alive):
                    continuation = await self._check_pause(continuation)
-                    contents = await self._get_contents(
-                        continuation, client, headers)
+                    contents = await self._get_contents(continuation, client, headers)
                    metadata, chatdata = self._parser.parse(contents)
-
                    timeout = metadata['timeoutMs'] / 1000
                    chat_component = {
                        "video_id": self._video_id,
@@ -187,15 +182,15 @@ class LiveChatAsync:
                    diff_time = timeout - (time.time() - time_mark)
                    await asyncio.sleep(diff_time)
                    continuation = metadata.get('continuation')
+                    self._last_offset_ms = metadata.get('last_offset_ms', 0)
        except exceptions.ChatParseException as e:
            self._logger.debug(f"[{self._video_id}]{str(e)}")
            raise
-        except (TypeError, json.JSONDecodeError):
+        except Exception:
            self._logger.error(f"{traceback.format_exc(limit=-1)}")
            raise

        self._logger.debug(f"[{self._video_id}] finished fetching chat.")
-        raise exceptions.ChatDataFinished

    async def _check_pause(self, continuation):
        if self._pauser.empty():
@@ -219,57 +214,61 @@ class LiveChatAsync:
          -------
            'continuationContents' which includes metadata & chatdata.
        '''
-        livechat_json = await self._get_livechat_json(continuation, client, headers)
-        contents = self._parser.get_contents(livechat_json)
+        livechat_json = await self._get_livechat_json(continuation, client, replay=self._is_replay, offset_ms=self._last_offset_ms)
+        contents, dat = self._parser.get_contents(livechat_json)
+        if self._dat == '' and dat:
+            self._dat = dat
        if self._first_fetch:
            if contents is None or self._is_replay:
                '''Try to fetch archive chat data.'''
                self._parser.is_replay = True
-                self._fetch_url = "live_chat_replay/get_live_chat_replay?continuation="
+                self._fetch_url = config._smr
                continuation = arcparam.getparam(
                    self._video_id, self.seektime, self._topchat_only)
                livechat_json = (await self._get_livechat_json(
-                                 continuation, client, headers))
+                                 continuation, client, replay=True, offset_ms=self.seektime * 1000))
                reload_continuation = self._parser.reload_continuation(
-                    self._parser.get_contents(livechat_json))
+                    self._parser.get_contents(livechat_json)[0])
                if reload_continuation:
                    livechat_json = (await self._get_livechat_json(
                        reload_continuation, client, headers))
-                contents = self._parser.get_contents(livechat_json)
+                contents, _ = self._parser.get_contents(livechat_json)
                self._is_replay = True
            self._first_fetch = False
        return contents

-    async def _get_livechat_json(self, continuation, client, headers):
+    async def _get_livechat_json(self, continuation, client, replay: bool, offset_ms: int = 0):
        '''
        Get json which includes chat data.
        '''
-        continuation = urllib.parse.quote(continuation)
+        # continuation = urllib.parse.quote(continuation)
        livechat_json = None
-        status_code = 0
-        url = f"https://www.youtube.com/{self._fetch_url}{continuation}&pbj=1"
+        if offset_ms < 0:
+            offset_ms = 0
+        param = util.get_param(continuation, dat=self._dat, replay=replay, offsetms=offset_ms)
        for _ in range(MAX_RETRY + 1):
            try:
-                resp = await client.get(url, headers=headers)
+                resp = await client.post(self._fetch_url, json=param)
                livechat_json = resp.json()
                break
-            except (httpx.HTTPError, json.JSONDecodeError):
-                await asyncio.sleep(1)
+            except (json.JSONDecodeError, httpx.HTTPError):
+                await asyncio.sleep(2)
                continue
        else:
            self._logger.error(f"[{self._video_id}]"
-                               f"Exceeded retry count. status_code={status_code}")
-            return None
+                               f"Exceeded retry count.")
+            raise exceptions.RetryExceedMaxCount()
        return livechat_json

    async def _callback_loop(self, callback):
-        """ コンストラクタでcallbackを指定している場合、バックグラウンドで
-        callbackに指定された関数に一定間隔でチャットデータを投げる。
+        """ If a callback is specified in the constructor,
+        it throws chat data at regular intervals to the
+        function specified in the callback in the backgroun

        Parameter
        ---------
        callback : func
-            加工済みのチャットデータを渡す先の関数。
+            function to which the processed chat data is passed.
        """
        while self.is_alive():
            items = await self._buffer.get()
@@ -280,11 +279,13 @@ class LiveChatAsync:
                await self._callback(processed_chat)

    async def get(self):
-        """ bufferからデータを取り出し、processorに投げ、
-        加工済みのチャットデータを返す。
+        """
+        Retrieves data from the buffer,
+        throws it to the processor,
+        and returns the processed chat data.

        Returns
-             : Processorによって加工されたチャットデータ
+             : Chat data processed by the Processor
        """
        if self._callback is None:
            if self.is_alive():
@@ -293,7 +294,7 @@ class LiveChatAsync:
            else:
                return []
        raise exceptions.IllegalFunctionCall(
-            "既にcallbackを登録済みのため、get()は実行できません。")
+            "Callback parameter is already set, so get() cannot be performed.")

    def is_replay(self):
        return self._is_replay
@@ -314,7 +315,7 @@ class LiveChatAsync:
        return self._is_alive

    def _finish(self, sender):
-        '''Listener終了時のコールバック'''
+        '''Called when the _listen() task finished.'''
        try:
            self._task_finished()
        except CancelledError:
@@ -327,10 +328,11 @@ class LiveChatAsync:
        self._buffer.put_nowait({})
        self.processor.finalize()
    
+    def _keyboard_interrupt(self):
+        self.exception = exceptions.ChatDataFinished()
+        self.terminate()
+
    def _task_finished(self):
-        '''
-        Listenerを終了する。
-        '''
        if self.is_alive():
            self.terminate()
        try:
@@ -339,7 +341,7 @@ class LiveChatAsync:
            self.exception = e
            if not isinstance(e, exceptions.ChatParseException):
                self._logger.error(f'Internal exception - {type(e)}{str(e)}')
-        self._logger.info(f'[{self._video_id}]終了しました')
+        self._logger.info(f'[{self._video_id}] finished.')

    def raise_for_status(self):
        if self.exception is not None:
@@ -349,15 +351,3 @@ class LiveChatAsync:
    def _set_exception_handler(cls, handler):
        loop = asyncio.get_event_loop()
        loop.set_exception_handler(handler)
-
-    @classmethod
-    async def shutdown(cls, event, sig=None, handler=None):
-        cls._logger.debug("shutdown...")
-        tasks = [t for t in asyncio.all_tasks() if t is not
-                 asyncio.current_task()]
-        [task.cancel() for task in tasks]
-
-        cls._logger.debug("complete remaining tasks...")
-        await asyncio.gather(*tasks, return_exceptions=True)
-        loop = asyncio.get_event_loop()
-        loop.stop()
--- a/pytchat/core_multithread/buffer.py
+++ b/pytchat/core_multithread/buffer.py
@@ -4,13 +4,13 @@ import queue

 class Buffer(queue.Queue):
    '''
-    チャットデータを格納するバッファの役割を持つFIFOキュー
+    Buffer for storing chat data.

    Parameter
    ---------
-    max_size : int
-        格納するチャットブロックの最大個数。0の場合は無限。
-        最大値を超える場合は古いチャットブロックから破棄される。
+    maxsize : int
+        Maximum number of chat blocks to be stored.
+        If it exceeds the maximum, the oldest chat block will be discarded.
    '''

    def __init__(self, maxsize=0):
--- a/pytchat/core_multithread/livechat.py
+++ b/pytchat/core_multithread/livechat.py
@@ -3,7 +3,6 @@ import json
 import signal
 import time
 import traceback
-import urllib.parse
 from concurrent.futures import CancelledError, ThreadPoolExecutor
 from queue import Queue
 from threading import Event
@@ -11,64 +10,63 @@ from .buffer import Buffer
 from ..parser.live import Parser
 from .. import config
 from .. import exceptions
+from .. import util
 from ..paramgen import liveparam, arcparam
 from ..processors.default.processor import DefaultProcessor
 from ..processors.combinator import Combinator
-from ..util.extract_video_id import extract_video_id

 headers = config.headers
 MAX_RETRY = 10


 class LiveChat:
-    ''' スレッドプールを利用してYouTubeのライブ配信のチャットデータを取得する
+    '''
+    LiveChat object fetches chat data and stores them
+    in a buffer with ThreadpoolExecutor.

    Parameter
    ---------
    video_id : str
-        動画ID

    seektime : int
-        （ライブチャット取得時は無視）
-        取得開始するアーカイブ済みチャットの経過時間(秒）
-        マイナス値を指定した場合は、配信開始前のチャットも取得する。
+        start position of fetching chat (seconds).
+        This option is valid for archived chat only.
+        If negative value, chat data posted before the start of the broadcast
+        will be retrieved as well.

    processor : ChatProcessor
-        チャットデータを加工するオブジェクト

-    buffer : Buffer(maxsize:20[default])
-        チャットデータchat_componentを格納するバッファ。
-        maxsize : 格納できるchat_componentの個数
-        default値20個。1個で約5~10秒分。
+    buffer : Buffer
+        buffer of chat data fetched background.

    interruptable : bool
-        Ctrl+Cによる処理中断を行うかどうか。
+        Allows keyboard interrupts.
+        Set this parameter to False if your own threading program causes
+        the problem.

    callback : func
-        _listen()関数から一定間隔で自動的に呼びだす関数。
+        function called periodically from _listen().

    done_callback : func
-        listener終了時に呼び出すコールバック。
+        function called when listener ends.

    direct_mode : bool
-        Trueの場合、bufferを使わずにcallbackを呼ぶ。
-        Trueの場合、callbackの設定が必須
-        (設定していない場合IllegalFunctionCall例外を発生させる）
+        If True, invoke specified callback function without using buffer.
+        callback is required. If not, IllegalFunctionCall will be raised.

    force_replay : bool
-        Trueの場合、ライブチャットが取得できる場合であっても
-        強制的にアーカイブ済みチャットを取得する。
+        force to fetch archived chat data, even if specified video is live.

    topchat_only : bool
-        Trueの場合、上位チャットのみ取得する。
+        If True, get only top chat.

    Attributes
    ---------
    _executor : ThreadPoolExecutor
-        チャットデータ取得ループ（_listen）用のスレッド
+        This is used for _listen() loop.

    _is_alive : bool
-        チャット取得を停止するためのフラグ
+        Flag to stop getting chat.
    '''

    _setup_finished = False
@@ -85,7 +83,7 @@ class LiveChat:
                 topchat_only=False,
                 logger=config.logger(__name__)
                 ):
-        self._video_id = extract_video_id(video_id)
+        self._video_id = util.extract_video_id(video_id)
        self.seektime = seektime
        if isinstance(processor, tuple):
            self.processor = Combinator(processor)
@@ -102,8 +100,10 @@ class LiveChat:
        self._pauser = Queue()
        self._pauser.put_nowait(None)
        self._first_fetch = True
-        self._fetch_url = "live_chat/get_live_chat?continuation="
+        self._fetch_url = config._sml
        self._topchat_only = topchat_only
+        self._dat = ''
+        self._last_offset_ms = 0
        self._event = Event()
        self._logger = logger
        self.exception = None
@@ -112,24 +112,24 @@ class LiveChat:
        self._setup()

    def _setup(self):
-        # direct modeがTrueでcallback未設定の場合例外発生。
+        # An exception is raised when direct mode is true and no callback is set.
        if self._direct_mode:
            if self._callback is None:
                raise exceptions.IllegalFunctionCall(
                    "When direct_mode=True, callback parameter is required.")
        else:
-            # direct modeがFalseでbufferが未設定ならばデフォルトのbufferを作成
+            # Create a default buffer if `direct_mode` is False and buffer is not set.
            if self._buffer is None:
                self._buffer = Buffer(maxsize=20)
-                # callbackが指定されている場合はcallbackを呼ぶループタスクを作成
+                # Create a loop task to call callback if the `callback` param is specified.
            if self._callback is None:
                pass
            else:
-                # callbackを呼ぶループタスクの開始
+                # Start a loop task calling callback function.
                self._executor.submit(self._callback_loop, self._callback)
-        # _listenループタスクの開始
+        # Start a loop task for _listen()
        self.listen_task = self._executor.submit(self._startlisten)
-        # add_done_callbackの登録
+        # Register add_done_callback
        if self._done_callback is None:
            self.listen_task.add_done_callback(self._finish)
        else:
@@ -177,15 +177,15 @@ class LiveChat:
                    diff_time = timeout - (time.time() - time_mark)
                    self._event.wait(diff_time if diff_time > 0 else 0)
                    continuation = metadata.get('continuation')
+                    self._last_offset_ms = metadata.get('last_offset_ms', 0)
        except exceptions.ChatParseException as e:
            self._logger.debug(f"[{self._video_id}]{str(e)}")
            raise
-        except (TypeError, json.JSONDecodeError):
+        except Exception:
            self._logger.error(f"{traceback.format_exc(limit=-1)}")
            raise

        self._logger.debug(f"[{self._video_id}] finished fetching chat.")
-        raise exceptions.ChatDataFinished

    def _check_pause(self, continuation):
        if self._pauser.empty():
@@ -208,58 +208,61 @@ class LiveChat:
          -------
            'continuationContents' which includes metadata & chat data.
        '''
-        livechat_json = (
-            self._get_livechat_json(continuation, client, headers)
-        )
-        contents = self._parser.get_contents(livechat_json)
+        livechat_json = self._get_livechat_json(continuation, client, headers)
+        contents, dat = self._parser.get_contents(livechat_json)
+        if self._dat == '' and dat:
+            self._dat = dat
        if self._first_fetch:
            if contents is None or self._is_replay:
                '''Try to fetch archive chat data.'''
                self._parser.is_replay = True
-                self._fetch_url = "live_chat_replay/get_live_chat_replay?continuation="
+                self._fetch_url = config._smr
                continuation = arcparam.getparam(
                    self._video_id, self.seektime, self._topchat_only)
-                livechat_json = (self._get_livechat_json(continuation, client, headers))
+                livechat_json = (self._get_livechat_json(
+                                 continuation, client, replay=True, offset_ms=self.seektime * 1000))
                reload_continuation = self._parser.reload_continuation(
-                    self._parser.get_contents(livechat_json))
+                    self._parser.get_contents(livechat_json)[0])
                if reload_continuation:
                    livechat_json = (self._get_livechat_json(
                        reload_continuation, client, headers))
-                contents = self._parser.get_contents(livechat_json)
+                contents, _ = self._parser.get_contents(livechat_json)
                self._is_replay = True
            self._first_fetch = False
        return contents

-    def _get_livechat_json(self, continuation, client, headers):
+    def _get_livechat_json(self, continuation, client, replay: bool, offset_ms: int = 0):
        '''
        Get json which includes chat data.
        '''
-        continuation = urllib.parse.quote(continuation)
+        # continuation = urllib.parse.quote(continuation)
        livechat_json = None
-        status_code = 0
-        url = f"https://www.youtube.com/{self._fetch_url}{continuation}&pbj=1"
+        if offset_ms < 0:
+            offset_ms = 0
+        param = util.get_param(continuation, dat=self._dat, replay=replay, offsetms=offset_ms)
        for _ in range(MAX_RETRY + 1):
-            with client:
            try:
-                    livechat_json = client.get(url, headers=headers).json()
+                resp = client.post(self._fetch_url, json=param)
+                livechat_json = resp.json()
                break
-                except json.JSONDecodeError:
-                    time.sleep(1)
+            except (json.JSONDecodeError, httpx.HTTPError):
+                time.sleep(2)
                continue
        else:
            self._logger.error(f"[{self._video_id}]"
-                               f"Exceeded retry count. status_code={status_code}")
+                               f"Exceeded retry count.")
            raise exceptions.RetryExceedMaxCount()
        return livechat_json

    def _callback_loop(self, callback):
-        """ コンストラクタでcallbackを指定している場合、バックグラウンドで
-        callbackに指定された関数に一定間隔でチャットデータを投げる。
+        """ If a callback is specified in the constructor,
+        it throws chat data at regular intervals to the
+        function specified in the callback in the backgroun

        Parameter
        ---------
        callback : func
-            加工済みのチャットデータを渡す先の関数。
+            function to which the processed chat data is passed.
        """
        while self.is_alive():
            items = self._buffer.get()
@@ -270,11 +273,13 @@ class LiveChat:
                self._callback(processed_chat)

    def get(self):
-        """ bufferからデータを取り出し、processorに投げ、
-        加工済みのチャットデータを返す。
+        """
+        Retrieves data from the buffer,
+        throws it to the processor,
+        and returns the processed chat data.

        Returns
-             : Processorによって加工されたチャットデータ
+             : Chat data processed by the Processor
        """
        if self._callback is None:
            if self.is_alive():
@@ -283,7 +288,7 @@ class LiveChat:
            else:
                return []
        raise exceptions.IllegalFunctionCall(
-            "既にcallbackを登録済みのため、get()は実行できません。")
+            "Callback parameter is already set, so get() cannot be performed.")

    def is_replay(self):
        return self._is_replay
@@ -304,7 +309,7 @@ class LiveChat:
        return self._is_alive

    def _finish(self, sender):
-        '''Listener終了時のコールバック'''
+        '''Called when the _listen() task finished.'''
        try:
            self._task_finished()
        except CancelledError:
@@ -319,9 +324,6 @@ class LiveChat:
        self.processor.finalize()

    def _task_finished(self):
-        '''
-        Listenerを終了する。
-        '''
        if self.is_alive():
            self.terminate()
        try:
@@ -330,7 +332,7 @@ class LiveChat:
            self.exception = e
            if not isinstance(e, exceptions.ChatParseException):
                self._logger.error(f'Internal exception - {type(e)}{str(e)}')
-        self._logger.info(f'[{self._video_id}]終了しました')
+        self._logger.info(f'[{self._video_id}] finished.')

    def raise_for_status(self):
        if self.exception is not None:
--- a/pytchat/exceptions.py
+++ b/pytchat/exceptions.py
@@ -38,7 +38,9 @@ class InvalidVideoIdException(Exception):
    '''
    Thrown when the video_id is not exist (VideoInfo).
    '''
-    pass
+    def __init__(self, doc):
+        self.msg = "InvalidVideoIdException"
+        self.doc = doc


 class UnknownConnectionError(Exception):
@@ -47,7 +49,7 @@ class UnknownConnectionError(Exception):

 class RetryExceedMaxCount(Exception):
    '''
-    thrown when the number of retries exceeds the maximum value.
+    Thrown when the number of retries exceeds the maximum value.
    '''
    pass

@@ -66,14 +68,14 @@ class FailedExtractContinuation(ChatDataFinished):

 class VideoInfoParseError(Exception):
    '''
-    thrown when failed to parse video info
+    Base exception when parsing video info.
    '''


 class PatternUnmatchError(VideoInfoParseError):
    '''
-    thrown when failed to parse video info with unmatched pattern
+    Thrown when failed to parse video info with unmatched pattern.
    '''
-    def __init__(self, doc):
+    def __init__(self, doc=''):
        self.msg = "PatternUnmatchError"
        self.doc = doc
--- a/pytchat/paramgen/arcparam.py
+++ b/pytchat/paramgen/arcparam.py
@@ -1,52 +1,40 @@
-from .pb.header_pb2 import Header
-from .pb.replay_pb2 import Continuation
+from . import enc
+from base64 import urlsafe_b64encode as b64enc
 from urllib.parse import quote
-import base64
-
-'''
-Generate continuation parameter of youtube replay chat.
-
-Author: taizan-hokuto
-
-ver 0.0.1 2019.10.05 : Initial release.
-ver 0.0.2 2020.05.30 : Use Protocol Buffers.
-'''


-def _gen_vid(video_id) -> str:
-    header = Header()
-    header.info.video.id = video_id
-    header.terminator = 1
-    return base64.urlsafe_b64encode(header.SerializeToString()).decode()
+def _header(video_id) -> str:
+    channel_id = '_' * 24
+    S1_3 = enc.rs(1, video_id)
+    S1_5 = enc.rs(1, channel_id) + enc.rs(2, video_id)
+    S1 = enc.rs(3, S1_3) + enc.rs(5, S1_5)
+    S3 = enc.rs(48687757, enc.rs(1, video_id))
+    header_replay = enc.rs(1, S1) + enc.rs(3, S3) + enc.nm(4, 1)
+    return b64enc(header_replay)


 def _build(video_id, seektime, topchat_only) -> str:
-    chattype = 1
-    timestamp = 0
-    if topchat_only:
-        chattype = 4
-
+    chattype = 4 if topchat_only else 1
    fetch_before_start = 3
+    timestamp = 1000
    if seektime < 0:
        fetch_before_start = 4
    elif seektime == 0:
-        timestamp = 1
+        timestamp = 1000
    else:
        timestamp = int(seektime * 1000000)
-    continuation = Continuation()
-    entity = continuation.entity
-    entity.header = _gen_vid(video_id)
-    entity.timestamp = timestamp
-    entity.s6 = 0
-    entity.s7 = 0
-    entity.s8 = 0
-    entity.s9 = fetch_before_start
-    entity.s10 = ''
-    entity.s12 = chattype
-    entity.chattype.value = chattype
-    entity.s15 = 0
-    return quote(
-        base64.urlsafe_b64encode(continuation.SerializeToString()).decode())
+    header = enc.rs(3, _header(video_id))
+    timestamp = enc.nm(5, timestamp)
+    s6 = enc.nm(6, 0)
+    s7 = enc.nm(7, 0)
+    s8 = enc.nm(8, 0)
+    s9 = enc.nm(9, fetch_before_start)
+    s10 = enc.rs(10, enc.nm(4, 0))
+    chattype = enc.rs(14, enc.nm(1, chattype))
+    s15 = enc.nm(15, 0)
+    entity = b''.join((header, timestamp, s6, s7, s8, s9, s10, chattype, s15))
+    continuation = enc.rs(156074452, entity)
+    return quote(b64enc(continuation).decode())


 def getparam(video_id, seektime=-1, topchat_only=False) -> str:
--- a/pytchat/paramgen/arcparam_mining.py
+++ b/pytchat/paramgen/arcparam_mining.py
@@ -1,133 +0,0 @@
-from base64 import urlsafe_b64encode as b64enc
-from functools import reduce
-import urllib.parse
-
-'''
-Generate continuation parameter of youtube replay chat.
-
-Author: taizan-hokuto (2019) @taizan205
-
-ver 0.0.1 2019.10.05
-'''
-
-
-def _gen_vid_long(video_id):
-    """generate video_id parameter.
-    Parameter
-    ---------
-        video_id : str
-
-    Return
-    ---------
-    byte[] : base64 encoded video_id parameter.
-    """
-    header_magic = b'\x0A\x0F\x1A\x0D\x0A'
-    header_id = video_id.encode()
-    header_sep_1 = b'\x1A\x13\xEA\xA8\xDD\xB9\x01\x0D\x0A\x0B'
-    header_terminator = b'\x20\x01'
-
-    item = [
-        header_magic,
-        _nval(len(header_id)),
-        header_id,
-        header_sep_1,
-        header_id,
-        header_terminator
-    ]
-
-    return urllib.parse.quote(
-        b64enc(reduce(lambda x, y: x + y, item)).decode()
-    ).encode()
-
-
-def _gen_vid(video_id):
-    """generate video_id parameter.
-    Parameter
-    ---------
-        video_id : str
-
-    Return
-    ---------
-        bytes : base64 encoded video_id parameter.
-    """
-    header_magic = b'\x0A\x0F\x1A\x0D\x0A'
-    header_id = video_id.encode()
-    header_terminator = b'\x20\x01'
-
-    item = [
-        header_magic,
-        _nval(len(header_id)),
-        header_id,
-        header_terminator
-    ]
-
-    return urllib.parse.quote(
-        b64enc(reduce(lambda x, y: x + y, item)).decode()
-    ).encode()
-
-
-def _nval(val):
-    """convert value to byte array"""
-    if val < 0:
-        raise ValueError
-    buf = b''
-    while val >> 7:
-        m = val & 0xFF | 0x80
-        buf += m.to_bytes(1, 'big')
-        val >>= 7
-    buf += val.to_bytes(1, 'big')
-    return buf
-
-
-def _build(video_id, seektime, topchat_only):
-    switch_01 = b'\x04' if topchat_only else b'\x01'
-    if seektime < 0:
-        raise ValueError("seektime must be greater than or equal to zero.")
-    if seektime == 0:
-        times = b''
-    else:
-        times = _nval(int(seektime * 1000))
-    if seektime > 0:
-        _len_time = b'\x5A' + (len(times) + 1).to_bytes(1, 'big') + b'\x10'
-    else:
-        _len_time = b''
-
-    header_magic = b'\xA2\x9D\xB0\xD3\x04'
-    sep_0 = b'\x1A'
-    vid = _gen_vid(video_id)
-    _tag = b'\x40\x01'
-    timestamp1 = times
-    sep_1 = b'\x60\x04\x72\x02\x08'
-    terminator = b'\x78\x01'
-
-    body = [
-        sep_0,
-        _nval(len(vid)),
-        vid,
-        _tag,
-        _len_time,
-        timestamp1,
-        sep_1,
-        switch_01,
-        terminator
-    ]
-
-    body = reduce(lambda x, y: x + y, body)
-
-    return urllib.parse.quote(
-        b64enc(header_magic + _nval(len(body)) + body
-               ).decode()
-    )
-
-
-def getparam(video_id, seektime=0.0, topchat_only=False):
-    '''
-    Parameter
-    ---------
-    seektime : int
-        unit:seconds
-        start position of fetching chat data.
-    topchat_only : bool
-        if True, fetch only 'top chat'
-    '''
-    return _build(video_id, seektime, topchat_only)
--- a/pytchat/paramgen/enc.py
+++ b/pytchat/paramgen/enc.py
@@ -0,0 +1,24 @@
+def vn(val):
+    if val < 0:
+        raise ValueError
+    buf = b''
+    while val >> 7:
+        m = val & 0xFF | 0x80
+        buf += m.to_bytes(1, 'big')
+        val >>= 7
+    buf += val.to_bytes(1, 'big')
+    return buf
+
+
+def tp(a, b, ary):
+    return vn((b << 3) | a) + ary
+
+
+def rs(a, ary):
+    if isinstance(ary, str):
+        ary = ary.encode()
+    return tp(2, a, vn(len(ary)) + ary)
+
+
+def nm(a, ary):
+    return tp(0, a, vn(ary))
--- a/pytchat/paramgen/liveparam.py
+++ b/pytchat/paramgen/liveparam.py
@@ -1,69 +1,46 @@
-from .pb.header_pb2 import Header
-from .pb.live_pb2 import Continuation
-from urllib.parse import quote
-import base64
 import random
 import time
-
-'''
-Generate continuation parameter of youtube live chat.
-
-Author: taizan-hokuto
-
-ver 0.0.1 2019.10.05 : Initial release.
-ver 0.0.2 2020.05.30 : Use Protocol Buffers.
-'''
+from . import enc
+from base64 import urlsafe_b64encode as b64enc
+from urllib.parse import quote


-def _gen_vid(video_id) -> str:
-    """generate video_id parameter.
-    Parameter
-    ---------
-        video_id : str
-
-    Return
-    ---------
-    str : base64 encoded video_id parameter.
-    """
-    header = Header()
-    header.info.video.id = video_id
-    header.terminator = 1
-    return base64.urlsafe_b64encode(header.SerializeToString()).decode()
+def _header(video_id) -> str:
+    return b64enc(enc.rs(1, enc.rs(1, enc.rs(1, video_id))) + enc.nm(4, 1))


 def _build(video_id, ts1, ts2, ts3, ts4, ts5, topchat_only) -> str:
-    chattype = 1
-    if topchat_only:
-        chattype = 4
-    continuation = Continuation()
-    entity = continuation.entity
+    chattype = 4 if topchat_only else 1

-    entity.header = _gen_vid(video_id)
-    entity.timestamp1 = ts1
-    entity.s6 = 0
-    entity.s7 = 0
-    entity.s8 = 1
-    entity.body.b1 = 0
-    entity.body.b2 = 0
-    entity.body.b3 = 0
-    entity.body.b4 = 0
-    entity.body.b7 = ''
-    entity.body.b8 = 0
-    entity.body.b9 = ''
-    entity.body.timestamp2 = ts2
-    entity.body.b11 = 3
-    entity.body.b15 = 0
-    entity.timestamp3 = ts3
-    entity.timestamp4 = ts4
-    entity.s13 = chattype
-    entity.chattype.value = chattype
-    entity.s17 = 0
-    entity.str19.value = 0
-    entity.timestamp5 = ts5
+    b1 = enc.nm(1, 0)
+    b2 = enc.nm(2, 0)
+    b3 = enc.nm(3, 0)
+    b4 = enc.nm(4, 0)
+    b7 = enc.rs(7, '')
+    b8 = enc.nm(8, 0)
+    b9 = enc.rs(9, '')
+    timestamp2 = enc.nm(10, ts2)
+    b11 = enc.nm(11, 3)
+    b15 = enc.nm(15, 0)

-    return quote(
-        base64.urlsafe_b64encode(continuation.SerializeToString()).decode()
-    )
+    header = enc.rs(3, _header(video_id))
+    timestamp1 = enc.nm(5, ts1)
+    s6 = enc.nm(6, 0)
+    s7 = enc.nm(7, 0)
+    s8 = enc.nm(8, 1)
+    body = enc.rs(9, b''.join(
+        (b1, b2, b3, b4, b7, b8, b9, timestamp2, b11, b15)))
+    timestamp3 = enc.nm(10, ts3)
+    timestamp4 = enc.nm(11, ts4)
+    s13 = enc.nm(13, chattype)
+    chattype = enc.rs(16, enc.nm(1, chattype))
+    s17 = enc.nm(17, 0)
+    str19 = enc.rs(19, enc.nm(1, 0))
+    timestamp5 = enc.nm(20, ts5)
+    entity = b''.join((header, timestamp1, s6, s7, s8, body, timestamp3,
+                       timestamp4, s13, chattype, s17, str19, timestamp5))
+    continuation = enc.rs(119693434, entity)
+    return quote(b64enc(continuation).decode())


 def _times(past_sec):
--- a/pytchat/paramgen/pb/init.py
+++ b/pytchat/paramgen/pb/init.py
--- a/pytchat/paramgen/pb/header_pb2.py
+++ b/pytchat/paramgen/pb/header_pb2.py
@@ -1,159 +0,0 @@
-# -*- coding: utf-8 -*-
-# Generated by the protocol buffer compiler.  DO NOT EDIT!
-# source: header.proto
-
-from google.protobuf import descriptor as _descriptor
-from google.protobuf import message as _message
-from google.protobuf import reflection as _reflection
-from google.protobuf import symbol_database as _symbol_database
-# @@protoc_insertion_point(imports)
-
-_sym_db = _symbol_database.Default()
-
-
-
-
-DESCRIPTOR = _descriptor.FileDescriptor(
-  name='header.proto',
-  package='',
-  syntax='proto3',
-  serialized_options=None,
-  create_key=_descriptor._internal_create_key,
-  serialized_pb=b'\n\x0cheader.proto\"\x13\n\x05Video\x12\n\n\x02id\x18\x01 \x01(\t\"#\n\nHeaderInfo\x12\x15\n\x05video\x18\x01 \x01(\x0b\x32\x06.Video\"7\n\x06Header\x12\x19\n\x04info\x18\x01 \x01(\x0b\x32\x0b.HeaderInfo\x12\x12\n\nterminator\x18\x04 \x01(\x05\x62\x06proto3'
-)
-
-
-
-
-_VIDEO = _descriptor.Descriptor(
-  name='Video',
-  full_name='Video',
-  filename=None,
-  file=DESCRIPTOR,
-  containing_type=None,
-  create_key=_descriptor._internal_create_key,
-  fields=[
-    _descriptor.FieldDescriptor(
-      name='id', full_name='Video.id', index=0,
-      number=1, type=9, cpp_type=9, label=1,
-      has_default_value=False, default_value=b"".decode('utf-8'),
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-  ],
-  extensions=[
-  ],
-  nested_types=[],
-  enum_types=[
-  ],
-  serialized_options=None,
-  is_extendable=False,
-  syntax='proto3',
-  extension_ranges=[],
-  oneofs=[
-  ],
-  serialized_start=16,
-  serialized_end=35,
-)
-
-
-_HEADERINFO = _descriptor.Descriptor(
-  name='HeaderInfo',
-  full_name='HeaderInfo',
-  filename=None,
-  file=DESCRIPTOR,
-  containing_type=None,
-  create_key=_descriptor._internal_create_key,
-  fields=[
-    _descriptor.FieldDescriptor(
-      name='video', full_name='HeaderInfo.video', index=0,
-      number=1, type=11, cpp_type=10, label=1,
-      has_default_value=False, default_value=None,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-  ],
-  extensions=[
-  ],
-  nested_types=[],
-  enum_types=[
-  ],
-  serialized_options=None,
-  is_extendable=False,
-  syntax='proto3',
-  extension_ranges=[],
-  oneofs=[
-  ],
-  serialized_start=37,
-  serialized_end=72,
-)
-
-
-_HEADER = _descriptor.Descriptor(
-  name='Header',
-  full_name='Header',
-  filename=None,
-  file=DESCRIPTOR,
-  containing_type=None,
-  create_key=_descriptor._internal_create_key,
-  fields=[
-    _descriptor.FieldDescriptor(
-      name='info', full_name='Header.info', index=0,
-      number=1, type=11, cpp_type=10, label=1,
-      has_default_value=False, default_value=None,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='terminator', full_name='Header.terminator', index=1,
-      number=4, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-  ],
-  extensions=[
-  ],
-  nested_types=[],
-  enum_types=[
-  ],
-  serialized_options=None,
-  is_extendable=False,
-  syntax='proto3',
-  extension_ranges=[],
-  oneofs=[
-  ],
-  serialized_start=74,
-  serialized_end=129,
-)
-
-_HEADERINFO.fields_by_name['video'].message_type = _VIDEO
-_HEADER.fields_by_name['info'].message_type = _HEADERINFO
-DESCRIPTOR.message_types_by_name['Video'] = _VIDEO
-DESCRIPTOR.message_types_by_name['HeaderInfo'] = _HEADERINFO
-DESCRIPTOR.message_types_by_name['Header'] = _HEADER
-_sym_db.RegisterFileDescriptor(DESCRIPTOR)
-
-Video = _reflection.GeneratedProtocolMessageType('Video', (_message.Message,), {
-  'DESCRIPTOR' : _VIDEO,
-  '__module__' : 'header_pb2'
-  # @@protoc_insertion_point(class_scope:Video)
-  })
-_sym_db.RegisterMessage(Video)
-
-HeaderInfo = _reflection.GeneratedProtocolMessageType('HeaderInfo', (_message.Message,), {
-  'DESCRIPTOR' : _HEADERINFO,
-  '__module__' : 'header_pb2'
-  # @@protoc_insertion_point(class_scope:HeaderInfo)
-  })
-_sym_db.RegisterMessage(HeaderInfo)
-
-Header = _reflection.GeneratedProtocolMessageType('Header', (_message.Message,), {
-  'DESCRIPTOR' : _HEADER,
-  '__module__' : 'header_pb2'
-  # @@protoc_insertion_point(class_scope:Header)
-  })
-_sym_db.RegisterMessage(Header)
-
-
-# @@protoc_insertion_point(module_scope)
--- a/pytchat/paramgen/pb/live_pb2.py
+++ b/pytchat/paramgen/pb/live_pb2.py
@@ -1,381 +0,0 @@
-# -*- coding: utf-8 -*-
-# Generated by the protocol buffer compiler.  DO NOT EDIT!
-# source: live.proto
-
-from google.protobuf import descriptor as _descriptor
-from google.protobuf import message as _message
-from google.protobuf import reflection as _reflection
-from google.protobuf import symbol_database as _symbol_database
-# @@protoc_insertion_point(imports)
-
-_sym_db = _symbol_database.Default()
-
-
-
-
-DESCRIPTOR = _descriptor.FileDescriptor(
-  name='live.proto',
-  package='live',
-  syntax='proto3',
-  serialized_options=None,
-  create_key=_descriptor._internal_create_key,
-  serialized_pb=b'\n\nlive.proto\x12\x04live\"\x88\x01\n\x04\x42ody\x12\n\n\x02\x62\x31\x18\x01 \x01(\x05\x12\n\n\x02\x62\x32\x18\x02 \x01(\x05\x12\n\n\x02\x62\x33\x18\x03 \x01(\x05\x12\n\n\x02\x62\x34\x18\x04 \x01(\x05\x12\n\n\x02\x62\x37\x18\x07 \x01(\t\x12\n\n\x02\x62\x38\x18\x08 \x01(\x05\x12\n\n\x02\x62\x39\x18\t \x01(\t\x12\x12\n\ntimestamp2\x18\n \x01(\x03\x12\x0b\n\x03\x62\x31\x31\x18\x0b \x01(\x05\x12\x0b\n\x03\x62\x31\x35\x18\x0f \x01(\x05\"\x19\n\x08\x43hatType\x12\r\n\x05value\x18\x01 \x01(\x05\"\x16\n\x05STR19\x12\r\n\x05value\x18\x01 \x01(\x05\"\x8a\x02\n\x12\x43ontinuationEntity\x12\x0e\n\x06header\x18\x03 \x01(\t\x12\x12\n\ntimestamp1\x18\x05 \x01(\x03\x12\n\n\x02s6\x18\x06 \x01(\x05\x12\n\n\x02s7\x18\x07 \x01(\x05\x12\n\n\x02s8\x18\x08 \x01(\x05\x12\x18\n\x04\x62ody\x18\t \x01(\x0b\x32\n.live.Body\x12\x12\n\ntimestamp3\x18\n \x01(\x03\x12\x12\n\ntimestamp4\x18\x0b \x01(\x03\x12\x0b\n\x03s13\x18\r \x01(\x05\x12 \n\x08\x63hattype\x18\x10 \x01(\x0b\x32\x0e.live.ChatType\x12\x0b\n\x03s17\x18\x11 \x01(\x05\x12\x1a\n\x05str19\x18\x13 \x01(\x0b\x32\x0b.live.STR19\x12\x12\n\ntimestamp5\x18\x14 \x01(\x03\";\n\x0c\x43ontinuation\x12+\n\x06\x65ntity\x18\xfa\xc0\x89\x39 \x01(\x0b\x32\x18.live.ContinuationEntityb\x06proto3'
-)
-
-
-
-
-_BODY = _descriptor.Descriptor(
-  name='Body',
-  full_name='live.Body',
-  filename=None,
-  file=DESCRIPTOR,
-  containing_type=None,
-  create_key=_descriptor._internal_create_key,
-  fields=[
-    _descriptor.FieldDescriptor(
-      name='b1', full_name='live.Body.b1', index=0,
-      number=1, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='b2', full_name='live.Body.b2', index=1,
-      number=2, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='b3', full_name='live.Body.b3', index=2,
-      number=3, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='b4', full_name='live.Body.b4', index=3,
-      number=4, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='b7', full_name='live.Body.b7', index=4,
-      number=7, type=9, cpp_type=9, label=1,
-      has_default_value=False, default_value=b"".decode('utf-8'),
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='b8', full_name='live.Body.b8', index=5,
-      number=8, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='b9', full_name='live.Body.b9', index=6,
-      number=9, type=9, cpp_type=9, label=1,
-      has_default_value=False, default_value=b"".decode('utf-8'),
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='timestamp2', full_name='live.Body.timestamp2', index=7,
-      number=10, type=3, cpp_type=2, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='b11', full_name='live.Body.b11', index=8,
-      number=11, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='b15', full_name='live.Body.b15', index=9,
-      number=15, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-  ],
-  extensions=[
-  ],
-  nested_types=[],
-  enum_types=[
-  ],
-  serialized_options=None,
-  is_extendable=False,
-  syntax='proto3',
-  extension_ranges=[],
-  oneofs=[
-  ],
-  serialized_start=21,
-  serialized_end=157,
-)
-
-
-_CHATTYPE = _descriptor.Descriptor(
-  name='ChatType',
-  full_name='live.ChatType',
-  filename=None,
-  file=DESCRIPTOR,
-  containing_type=None,
-  create_key=_descriptor._internal_create_key,
-  fields=[
-    _descriptor.FieldDescriptor(
-      name='value', full_name='live.ChatType.value', index=0,
-      number=1, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-  ],
-  extensions=[
-  ],
-  nested_types=[],
-  enum_types=[
-  ],
-  serialized_options=None,
-  is_extendable=False,
-  syntax='proto3',
-  extension_ranges=[],
-  oneofs=[
-  ],
-  serialized_start=159,
-  serialized_end=184,
-)
-
-
-_STR19 = _descriptor.Descriptor(
-  name='STR19',
-  full_name='live.STR19',
-  filename=None,
-  file=DESCRIPTOR,
-  containing_type=None,
-  create_key=_descriptor._internal_create_key,
-  fields=[
-    _descriptor.FieldDescriptor(
-      name='value', full_name='live.STR19.value', index=0,
-      number=1, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-  ],
-  extensions=[
-  ],
-  nested_types=[],
-  enum_types=[
-  ],
-  serialized_options=None,
-  is_extendable=False,
-  syntax='proto3',
-  extension_ranges=[],
-  oneofs=[
-  ],
-  serialized_start=186,
-  serialized_end=208,
-)
-
-
-_CONTINUATIONENTITY = _descriptor.Descriptor(
-  name='ContinuationEntity',
-  full_name='live.ContinuationEntity',
-  filename=None,
-  file=DESCRIPTOR,
-  containing_type=None,
-  create_key=_descriptor._internal_create_key,
-  fields=[
-    _descriptor.FieldDescriptor(
-      name='header', full_name='live.ContinuationEntity.header', index=0,
-      number=3, type=9, cpp_type=9, label=1,
-      has_default_value=False, default_value=b"".decode('utf-8'),
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='timestamp1', full_name='live.ContinuationEntity.timestamp1', index=1,
-      number=5, type=3, cpp_type=2, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='s6', full_name='live.ContinuationEntity.s6', index=2,
-      number=6, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='s7', full_name='live.ContinuationEntity.s7', index=3,
-      number=7, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='s8', full_name='live.ContinuationEntity.s8', index=4,
-      number=8, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='body', full_name='live.ContinuationEntity.body', index=5,
-      number=9, type=11, cpp_type=10, label=1,
-      has_default_value=False, default_value=None,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='timestamp3', full_name='live.ContinuationEntity.timestamp3', index=6,
-      number=10, type=3, cpp_type=2, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='timestamp4', full_name='live.ContinuationEntity.timestamp4', index=7,
-      number=11, type=3, cpp_type=2, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='s13', full_name='live.ContinuationEntity.s13', index=8,
-      number=13, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='chattype', full_name='live.ContinuationEntity.chattype', index=9,
-      number=16, type=11, cpp_type=10, label=1,
-      has_default_value=False, default_value=None,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='s17', full_name='live.ContinuationEntity.s17', index=10,
-      number=17, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='str19', full_name='live.ContinuationEntity.str19', index=11,
-      number=19, type=11, cpp_type=10, label=1,
-      has_default_value=False, default_value=None,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='timestamp5', full_name='live.ContinuationEntity.timestamp5', index=12,
-      number=20, type=3, cpp_type=2, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-  ],
-  extensions=[
-  ],
-  nested_types=[],
-  enum_types=[
-  ],
-  serialized_options=None,
-  is_extendable=False,
-  syntax='proto3',
-  extension_ranges=[],
-  oneofs=[
-  ],
-  serialized_start=211,
-  serialized_end=477,
-)
-
-
-_CONTINUATION = _descriptor.Descriptor(
-  name='Continuation',
-  full_name='live.Continuation',
-  filename=None,
-  file=DESCRIPTOR,
-  containing_type=None,
-  create_key=_descriptor._internal_create_key,
-  fields=[
-    _descriptor.FieldDescriptor(
-      name='entity', full_name='live.Continuation.entity', index=0,
-      number=119693434, type=11, cpp_type=10, label=1,
-      has_default_value=False, default_value=None,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-  ],
-  extensions=[
-  ],
-  nested_types=[],
-  enum_types=[
-  ],
-  serialized_options=None,
-  is_extendable=False,
-  syntax='proto3',
-  extension_ranges=[],
-  oneofs=[
-  ],
-  serialized_start=479,
-  serialized_end=538,
-)
-
-_CONTINUATIONENTITY.fields_by_name['body'].message_type = _BODY
-_CONTINUATIONENTITY.fields_by_name['chattype'].message_type = _CHATTYPE
-_CONTINUATIONENTITY.fields_by_name['str19'].message_type = _STR19
-_CONTINUATION.fields_by_name['entity'].message_type = _CONTINUATIONENTITY
-DESCRIPTOR.message_types_by_name['Body'] = _BODY
-DESCRIPTOR.message_types_by_name['ChatType'] = _CHATTYPE
-DESCRIPTOR.message_types_by_name['STR19'] = _STR19
-DESCRIPTOR.message_types_by_name['ContinuationEntity'] = _CONTINUATIONENTITY
-DESCRIPTOR.message_types_by_name['Continuation'] = _CONTINUATION
-_sym_db.RegisterFileDescriptor(DESCRIPTOR)
-
-Body = _reflection.GeneratedProtocolMessageType('Body', (_message.Message,), {
-  'DESCRIPTOR' : _BODY,
-  '__module__' : 'live_pb2'
-  # @@protoc_insertion_point(class_scope:live.Body)
-  })
-_sym_db.RegisterMessage(Body)
-
-ChatType = _reflection.GeneratedProtocolMessageType('ChatType', (_message.Message,), {
-  'DESCRIPTOR' : _CHATTYPE,
-  '__module__' : 'live_pb2'
-  # @@protoc_insertion_point(class_scope:live.ChatType)
-  })
-_sym_db.RegisterMessage(ChatType)
-
-STR19 = _reflection.GeneratedProtocolMessageType('STR19', (_message.Message,), {
-  'DESCRIPTOR' : _STR19,
-  '__module__' : 'live_pb2'
-  # @@protoc_insertion_point(class_scope:live.STR19)
-  })
-_sym_db.RegisterMessage(STR19)
-
-ContinuationEntity = _reflection.GeneratedProtocolMessageType('ContinuationEntity', (_message.Message,), {
-  'DESCRIPTOR' : _CONTINUATIONENTITY,
-  '__module__' : 'live_pb2'
-  # @@protoc_insertion_point(class_scope:live.ContinuationEntity)
-  })
-_sym_db.RegisterMessage(ContinuationEntity)
-
-Continuation = _reflection.GeneratedProtocolMessageType('Continuation', (_message.Message,), {
-  'DESCRIPTOR' : _CONTINUATION,
-  '__module__' : 'live_pb2'
-  # @@protoc_insertion_point(class_scope:live.Continuation)
-  })
-_sym_db.RegisterMessage(Continuation)
-
-
-# @@protoc_insertion_point(module_scope)
--- a/pytchat/paramgen/pb/replay_pb2.py
+++ b/pytchat/paramgen/pb/replay_pb2.py
@@ -1,215 +0,0 @@
-# -*- coding: utf-8 -*-
-# Generated by the protocol buffer compiler.  DO NOT EDIT!
-# source: replay.proto
-
-from google.protobuf import descriptor as _descriptor
-from google.protobuf import message as _message
-from google.protobuf import reflection as _reflection
-from google.protobuf import symbol_database as _symbol_database
-# @@protoc_insertion_point(imports)
-
-_sym_db = _symbol_database.Default()
-
-
-
-
-DESCRIPTOR = _descriptor.FileDescriptor(
-  name='replay.proto',
-  package='replay',
-  syntax='proto3',
-  serialized_options=None,
-  create_key=_descriptor._internal_create_key,
-  serialized_pb=b'\n\x0creplay.proto\x12\x06replay\"\x19\n\x08\x43hatType\x12\r\n\x05value\x18\x01 \x01(\x05\"\xb2\x01\n\x12\x43ontinuationEntity\x12\x0e\n\x06header\x18\x03 \x01(\t\x12\x11\n\ttimestamp\x18\x05 \x01(\x03\x12\n\n\x02s6\x18\x06 \x01(\x05\x12\n\n\x02s7\x18\x07 \x01(\x05\x12\n\n\x02s8\x18\x08 \x01(\x05\x12\n\n\x02s9\x18\t \x01(\x05\x12\x0b\n\x03s10\x18\n \x01(\t\x12\x0b\n\x03s12\x18\x0c \x01(\x05\x12\"\n\x08\x63hattype\x18\x0e \x01(\x0b\x32\x10.replay.ChatType\x12\x0b\n\x03s15\x18\x0f \x01(\x05\"=\n\x0c\x43ontinuation\x12-\n\x06\x65ntity\x18\xd4\x83\xb6J \x01(\x0b\x32\x1a.replay.ContinuationEntityb\x06proto3'
-)
-
-
-
-
-_CHATTYPE = _descriptor.Descriptor(
-  name='ChatType',
-  full_name='replay.ChatType',
-  filename=None,
-  file=DESCRIPTOR,
-  containing_type=None,
-  create_key=_descriptor._internal_create_key,
-  fields=[
-    _descriptor.FieldDescriptor(
-      name='value', full_name='replay.ChatType.value', index=0,
-      number=1, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-  ],
-  extensions=[
-  ],
-  nested_types=[],
-  enum_types=[
-  ],
-  serialized_options=None,
-  is_extendable=False,
-  syntax='proto3',
-  extension_ranges=[],
-  oneofs=[
-  ],
-  serialized_start=24,
-  serialized_end=49,
-)
-
-
-_CONTINUATIONENTITY = _descriptor.Descriptor(
-  name='ContinuationEntity',
-  full_name='replay.ContinuationEntity',
-  filename=None,
-  file=DESCRIPTOR,
-  containing_type=None,
-  create_key=_descriptor._internal_create_key,
-  fields=[
-    _descriptor.FieldDescriptor(
-      name='header', full_name='replay.ContinuationEntity.header', index=0,
-      number=3, type=9, cpp_type=9, label=1,
-      has_default_value=False, default_value=b"".decode('utf-8'),
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='timestamp', full_name='replay.ContinuationEntity.timestamp', index=1,
-      number=5, type=3, cpp_type=2, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='s6', full_name='replay.ContinuationEntity.s6', index=2,
-      number=6, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='s7', full_name='replay.ContinuationEntity.s7', index=3,
-      number=7, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='s8', full_name='replay.ContinuationEntity.s8', index=4,
-      number=8, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='s9', full_name='replay.ContinuationEntity.s9', index=5,
-      number=9, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='s10', full_name='replay.ContinuationEntity.s10', index=6,
-      number=10, type=9, cpp_type=9, label=1,
-      has_default_value=False, default_value=b"".decode('utf-8'),
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='s12', full_name='replay.ContinuationEntity.s12', index=7,
-      number=12, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='chattype', full_name='replay.ContinuationEntity.chattype', index=8,
-      number=14, type=11, cpp_type=10, label=1,
-      has_default_value=False, default_value=None,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-    _descriptor.FieldDescriptor(
-      name='s15', full_name='replay.ContinuationEntity.s15', index=9,
-      number=15, type=5, cpp_type=1, label=1,
-      has_default_value=False, default_value=0,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-  ],
-  extensions=[
-  ],
-  nested_types=[],
-  enum_types=[
-  ],
-  serialized_options=None,
-  is_extendable=False,
-  syntax='proto3',
-  extension_ranges=[],
-  oneofs=[
-  ],
-  serialized_start=52,
-  serialized_end=230,
-)
-
-
-_CONTINUATION = _descriptor.Descriptor(
-  name='Continuation',
-  full_name='replay.Continuation',
-  filename=None,
-  file=DESCRIPTOR,
-  containing_type=None,
-  create_key=_descriptor._internal_create_key,
-  fields=[
-    _descriptor.FieldDescriptor(
-      name='entity', full_name='replay.Continuation.entity', index=0,
-      number=156074452, type=11, cpp_type=10, label=1,
-      has_default_value=False, default_value=None,
-      message_type=None, enum_type=None, containing_type=None,
-      is_extension=False, extension_scope=None,
-      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
-  ],
-  extensions=[
-  ],
-  nested_types=[],
-  enum_types=[
-  ],
-  serialized_options=None,
-  is_extendable=False,
-  syntax='proto3',
-  extension_ranges=[],
-  oneofs=[
-  ],
-  serialized_start=232,
-  serialized_end=293,
-)
-
-_CONTINUATIONENTITY.fields_by_name['chattype'].message_type = _CHATTYPE
-_CONTINUATION.fields_by_name['entity'].message_type = _CONTINUATIONENTITY
-DESCRIPTOR.message_types_by_name['ChatType'] = _CHATTYPE
-DESCRIPTOR.message_types_by_name['ContinuationEntity'] = _CONTINUATIONENTITY
-DESCRIPTOR.message_types_by_name['Continuation'] = _CONTINUATION
-_sym_db.RegisterFileDescriptor(DESCRIPTOR)
-
-ChatType = _reflection.GeneratedProtocolMessageType('ChatType', (_message.Message,), {
-  'DESCRIPTOR' : _CHATTYPE,
-  '__module__' : 'replay_pb2'
-  # @@protoc_insertion_point(class_scope:replay.ChatType)
-  })
-_sym_db.RegisterMessage(ChatType)
-
-ContinuationEntity = _reflection.GeneratedProtocolMessageType('ContinuationEntity', (_message.Message,), {
-  'DESCRIPTOR' : _CONTINUATIONENTITY,
-  '__module__' : 'replay_pb2'
-  # @@protoc_insertion_point(class_scope:replay.ContinuationEntity)
-  })
-_sym_db.RegisterMessage(ContinuationEntity)
-
-Continuation = _reflection.GeneratedProtocolMessageType('Continuation', (_message.Message,), {
-  'DESCRIPTOR' : _CONTINUATION,
-  '__module__' : 'replay_pb2'
-  # @@protoc_insertion_point(class_scope:replay.Continuation)
-  })
-_sym_db.RegisterMessage(Continuation)
-
-
-# @@protoc_insertion_point(module_scope)
--- a/pytchat/paramgen/proto/header.proto
+++ b/pytchat/paramgen/proto/header.proto
@@ -1,14 +0,0 @@
-syntax = "proto3";
-
-message Video {
-    string id = 1;
-}
-
-message HeaderInfo {
-    Video video = 1;
-}
-
-message Header {
-    HeaderInfo info = 1;
-    int32 terminator = 4;
-}
--- a/pytchat/paramgen/proto/live.proto
+++ b/pytchat/paramgen/proto/live.proto
@@ -1,45 +0,0 @@
-syntax = "proto3";
-
-package live;
-
-message Body {
-    int32 b1 = 1;
-    int32 b2 = 2;
-    int32 b3 = 3;
-    int32 b4 = 4;
-    string b7 = 7;
-    int32 b8 = 8;
-    string b9 = 9;
-    int64 timestamp2 = 10;
-    int32 b11 = 11;
-    int32 b15 = 15;
-}
-
-message ChatType {
-    int32 value = 1;
-}
-
-message STR19 {
-    int32 value = 1;
-}
-
-message ContinuationEntity {
-    string header = 3;
-    int64 timestamp1 = 5;
-    int32 s6 = 6;
-    int32 s7 = 7;
-    int32 s8 = 8;
-    Body body = 9;
-    int64 timestamp3 = 10;
-    int64 timestamp4 = 11;
-    int32 s13 = 13;
-    ChatType chattype = 16;
-    int32 s17 = 17;
-    STR19 str19 = 19;
-    int64 timestamp5 = 20;
-}
-
-message Continuation {
-    ContinuationEntity entity = 119693434;
-}
-
--- a/pytchat/paramgen/proto/replay.proto
+++ b/pytchat/paramgen/proto/replay.proto
@@ -1,24 +0,0 @@
-syntax = "proto3";
-
-package replay;
-
-message ChatType {
-    int32 value = 1;
-}
-
-message ContinuationEntity {
-    string header = 3;
-    int64 timestamp = 5;
-    int32 s6 = 6;
-    int32 s7 = 7;
-    int32 s8 = 8;
-    int32 s9 = 9;
-    string s10 = 10;
-    int32 s12 = 12;
-    ChatType chattype = 14;
-    int32 s15 = 15;
-}
-
-message Continuation {
-    ContinuationEntity entity = 156074452;
-}  
--- a/pytchat/parser/live.py
+++ b/pytchat/parser/live.py
@@ -8,20 +8,32 @@ from .. import exceptions


 class Parser:
+    '''
+    Parser of chat json.
    
-    __slots__ = ['is_replay']
+    Parameter
+    ----------
+    is_replay : bool

-    def __init__(self, is_replay):
+    exception_holder : Object [default:Npne]
+        The object holding exceptions.
+        This is passed from the parent livechat object.
+    '''
+    __slots__ = ['is_replay', 'exception_holder']
+
+    def __init__(self, is_replay, exception_holder=None):
        self.is_replay = is_replay
+        self.exception_holder = exception_holder

    def get_contents(self, jsn):
        if jsn is None:
-            raise exceptions.IllegalFunctionCall('Called with none JSON object.')
-        if jsn['response']['responseContext'].get('errors'):
+            self.raise_exception(exceptions.IllegalFunctionCall('Called with none JSON object.'))
+        if jsn.get("error") or jsn.get("responseContext", {}).get("errors"):
            raise exceptions.ResponseContextError(
                'The video_id would be wrong, or video is deleted or private.')
-        contents = jsn['response'].get('continuationContents')
-        return contents
+        contents = jsn.get('continuationContents')
+        visitor_data = jsn.get("responseContext", {}).get("visitorData")
+        return contents, visitor_data

    def parse(self, contents):
        """
@@ -42,11 +54,11 @@ class Parser:

        if contents is None:
            '''Broadcasting end or cannot fetch chat stream'''
-            raise exceptions.NoContents('Chat data stream is empty.')
+            self.raise_exception(exceptions.NoContents('Chat data stream is empty.'))

        cont = contents['liveChatContinuation']['continuations'][0]
        if cont is None:
-            raise exceptions.NoContinuation('No Continuation')
+            self.raise_exception(exceptions.NoContinuation('No Continuation'))
        metadata = (cont.get('invalidationContinuationData')
                    or cont.get('timedContinuationData')
                    or cont.get('reloadContinuationData')
@@ -54,13 +66,13 @@ class Parser:
                    )
        if metadata is None:
            if cont.get("playerSeekContinuationData"):
-                raise exceptions.ChatDataFinished('Finished chat data')
+                self.raise_exception(exceptions.ChatDataFinished('Finished chat data'))
            unknown = list(cont.keys())[0]
            if unknown:
-                raise exceptions.ReceivedUnknownContinuation(
-                    f"Received unknown continuation type:{unknown}")
+                self.raise_exception(exceptions.ReceivedUnknownContinuation(
+                    f"Received unknown continuation type:{unknown}"))
            else:
-                raise exceptions.FailedExtractContinuation('Cannot extract continuation data')
+                self.raise_exception(exceptions.FailedExtractContinuation('Cannot extract continuation data'))
        return self._create_data(metadata, contents)

    def reload_continuation(self, contents):
@@ -72,8 +84,9 @@ class Parser:
        """
        if contents is None:
            '''Broadcasting end or cannot fetch chat stream'''
-            raise exceptions.NoContents('Chat data stream is empty.')
+            self.raise_exception(exceptions.NoContents('Chat data stream is empty.'))
        cont = contents['liveChatContinuation']['continuations'][0]
+
        if cont.get("liveChatReplayContinuationData"):
            # chat data exist.
            return None
@@ -81,25 +94,29 @@ class Parser:
        init_cont = cont.get("playerSeekContinuationData")
        if init_cont:
            return init_cont.get("continuation")
-        raise exceptions.ChatDataFinished('Finished chat data')
+        self.raise_exception(exceptions.ChatDataFinished('Finished chat data'))

    def _create_data(self, metadata, contents):
        actions = contents['liveChatContinuation'].get('actions')
        if self.is_replay:
-            interval = self._get_interval(actions)
-            metadata.setdefault("timeoutMs", interval)
+            last_offset_ms = self._get_lastoffset(actions)
+            metadata.setdefault("timeoutMs", 5000)
+            metadata.setdefault("last_offset_ms", last_offset_ms)
            """Archived chat has different structures than live chat,
            so make it the same format."""
            chatdata = [action["replayChatItemAction"]["actions"][0]
                        for action in actions]
        else:
-            metadata.setdefault('timeoutMs', 10000)
+            metadata.setdefault('timeoutMs', 5000)
            chatdata = actions
        return metadata, chatdata

-    def _get_interval(self, actions: list):
-        if actions is None:
+    def _get_lastoffset(self, actions: list):
+        if actions:
+            return int(actions[-1]["replayChatItemAction"]["videoOffsetTimeMsec"])
        return 0
-        start = int(actions[0]["replayChatItemAction"]["videoOffsetTimeMsec"])
-        last = int(actions[-1]["replayChatItemAction"]["videoOffsetTimeMsec"])
-        return (last - start)
+
+    def raise_exception(self, exception):
+        if self.exception_holder is None:
+            raise exception
+        self.exception_holder = exception
--- a/pytchat/processors/combinator.py
+++ b/pytchat/processors/combinator.py
@@ -36,3 +36,7 @@ class Combinator(ChatProcessor):
        '''
        return tuple(processor.process(chat_components)
                     for processor in self.processors)
+
+    def finalize(self, *args, **kwargs):
+        [processor.finalize(*args, **kwargs)
+                     for processor in self.processors]
--- a/pytchat/processors/compatible/renderer/base.py
+++ b/pytchat/processors/compatible/renderer/base.py
@@ -1,5 +1,6 @@
-import datetime
-import pytz
+from datetime import datetime, timedelta, timezone
+
+TZ_UTC = timezone(timedelta(0), 'UTC')


 class BaseRenderer:
@@ -62,13 +63,13 @@ class BaseRenderer:
        if badges:
            for badge in badges:
                author_type = badge["liveChatAuthorBadgeRenderer"]["accessibility"]["accessibilityData"]["label"]
-                if author_type == '確認済み':
+                if author_type == 'VERIFIED' or author_type == '確認済み':
                    isVerified = True
-                if author_type == '所有者':
+                if author_type == 'OWNER' or author_type == '所有者':
                    isChatOwner = True
-                if 'メンバー' in author_type:
+                if 'メンバー' in author_type or 'MEMBER' in author_type:
                    isChatSponsor = True
-                if author_type == 'モデレーター':
+                if author_type == 'MODERATOR' or author_type == 'モデレーター':
                    isChatModerator = True
        return isVerified, isChatOwner, isChatSponsor, isChatModerator

@@ -76,6 +77,6 @@ class BaseRenderer:
        return self.renderer.get('id')

    def get_publishedat(self, timestamp):
-        dt = datetime.datetime.fromtimestamp(int(timestamp) / 1000000)
-        return dt.astimezone(pytz.utc).isoformat(
+        dt = datetime.fromtimestamp(int(timestamp) / 1000000)
+        return dt.astimezone(TZ_UTC).isoformat(
            timespec='milliseconds').replace('+00:00', 'Z')
--- a/pytchat/processors/compatible/renderer/currency.py
+++ b/pytchat/processors/compatible/renderer/currency.py
@@ -1,12 +1,12 @@
 '''
-YouTubeスーパーチャットで使用される通貨の記号とレート検索用の略号の
-対応表
+Table of symbols for the currencies used in YouTube Superchat.
+
 Key：
-    YouTubeスーパーチャットで使用される通貨の記号
-    （アルファベットで終わる場合、0xA0(&npsp)が付く）
+     Currency symbols used in YouTube Super Chat
+     If it ends with an alphabet, it will be followed by 0xA0(&npsp).
 Value:
-    fxtext: 3文字の通貨略称
-    jptest: 日本語テキスト
+    fxtext: ISO 4217 currency code
+    jptest: japanese text
 '''
 symbols = {
    "$": {"fxtext": "USD", "jptext": "米・ドル"},
--- a/pytchat/processors/default/custom_encoder.py
+++ b/pytchat/processors/default/custom_encoder.py
@@ -0,0 +1,11 @@
+import json
+from .renderer.base import Author
+from .renderer.paidmessage import Colors
+from .renderer.paidsticker import Colors2
+
+
+class CustomEncoder(json.JSONEncoder):
+    def default(self, obj):
+        if isinstance(obj, Author) or isinstance(obj, Colors) or isinstance(obj, Colors2):
+            return vars(obj)
+        return json.JSONEncoder.default(self, obj)
--- a/pytchat/processors/default/processor.py
+++ b/pytchat/processors/default/processor.py
@@ -1,5 +1,7 @@
 import asyncio
+import json
 import time
+from .custom_encoder import CustomEncoder
 from .renderer.textmessage import LiveChatTextMessageRenderer
 from .renderer.paidmessage import LiveChatPaidMessageRenderer
 from .renderer.paidsticker import LiveChatPaidStickerRenderer
@@ -11,25 +13,120 @@ from ... import config
 logger = config.logger(__name__)


+class Chat:
+    def json(self) -> str:
+        return json.dumps(vars(self), ensure_ascii=False, cls=CustomEncoder)
+
+
 class Chatdata:
-    def __init__(self, chatlist: list, timeout: float):
+
+    def __init__(self, chatlist: list, timeout: float, abs_diff):
        self.items = chatlist
        self.interval = timeout
+        self.abs_diff = abs_diff
+        self.itemcount = 0

    def tick(self):
-        if self.interval == 0:
+        '''DEPRECATE
+            Use sync_items()
+        '''
+        if len(self.items) < 1:
            time.sleep(1)
            return
-        time.sleep(self.interval / len(self.items))
+        if self.itemcount == 0:
+            self.starttime = time.time()
+        if len(self.items) == 1:
+            total_itemcount = 1
+        else:
+            total_itemcount = len(self.items) - 1
+        next_chattime = (self.items[0].timestamp + (self.items[-1].timestamp - self.items[0].timestamp) / total_itemcount * self.itemcount) / 1000
+        tobe_disptime = self.abs_diff + next_chattime
+        wait_sec = tobe_disptime - time.time()
+        self.itemcount += 1
+        
+        if wait_sec < 0:
+            wait_sec = 0
+       
+        time.sleep(wait_sec)

    async def tick_async(self):
-        if self.interval == 0:
+        '''DEPRECATE
+            Use async_items()
+        '''
+        if len(self.items) < 1:
            await asyncio.sleep(1)
            return
-        await asyncio.sleep(self.interval / len(self.items))
+        if self.itemcount == 0:
+            self.starttime = time.time()
+        if len(self.items) == 1:
+            total_itemcount = 1
+        else:
+            total_itemcount = len(self.items) - 1
+        next_chattime = (self.items[0].timestamp + (self.items[-1].timestamp - self.items[0].timestamp) / total_itemcount * self.itemcount) / 1000
+        tobe_disptime = self.abs_diff + next_chattime
+        wait_sec = tobe_disptime - time.time()
+        self.itemcount += 1
+        
+        if wait_sec < 0:
+            wait_sec = 0
+       
+        await asyncio.sleep(wait_sec)
+
+    def sync_items(self):
+        starttime = time.time()
+        if len(self.items) > 0:
+            last_chattime = self.items[-1].timestamp / 1000
+            tobe_disptime = self.abs_diff + last_chattime
+            wait_total_sec = max(tobe_disptime - time.time(), 0)
+            if len(self.items) > 1:
+                wait_sec = wait_total_sec / len(self.items)
+            elif len(self.items) == 1:
+                wait_sec = 0
+            for c in self.items:
+                if wait_sec < 0:
+                    wait_sec = 0
+                time.sleep(wait_sec)
+                yield c
+        stop_interval = time.time() - starttime
+        if stop_interval < 1:
+            time.sleep(1 - stop_interval)
+
+    async def async_items(self):
+        starttime = time.time()
+        if len(self.items) > 0:
+            last_chattime = self.items[-1].timestamp / 1000
+            tobe_disptime = self.abs_diff + last_chattime
+            wait_total_sec = max(tobe_disptime - time.time(), 0)
+            if len(self.items) > 1:
+                wait_sec = wait_total_sec / len(self.items)
+            elif len(self.items) == 1:
+                wait_sec = 0
+            for c in self.items:
+                if wait_sec < 0:
+                    wait_sec = 0
+                await asyncio.sleep(wait_sec)
+                yield c
+                
+        stop_interval = time.time() - starttime
+        if stop_interval < 1:
+            await asyncio.sleep(1 - stop_interval)
+
+    def json(self) -> str:
+        return ''.join(("[", ','.join((a.json() for a in self.items)), "]"))


 class DefaultProcessor(ChatProcessor):
+    def __init__(self):
+        self.first = True
+        self.abs_diff = 0
+        self.renderers = {
+            "liveChatTextMessageRenderer": LiveChatTextMessageRenderer(),
+            "liveChatPaidMessageRenderer": LiveChatPaidMessageRenderer(),
+            "liveChatPaidStickerRenderer": LiveChatPaidStickerRenderer(),
+            "liveChatLegacyPaidMessageRenderer": LiveChatLegacyPaidMessageRenderer(),
+            "liveChatMembershipItemRenderer": LiveChatMembershipItemRenderer()
+        }
+
    def process(self, chat_components: list):

        chatlist = []
@@ -37,8 +134,10 @@ class DefaultProcessor(ChatProcessor):

        if chat_components:
            for component in chat_components:
+                if component is None:
+                    continue
                timeout += component.get('timeout', 0)
-                chatdata = component.get('chatdata')
+                chatdata = component.get('chatdata')  # if from Extractor, chatdata is generator.
                if chatdata is None:
                    continue
                for action in chatdata:
@@ -46,43 +145,35 @@ class DefaultProcessor(ChatProcessor):
                        continue
                    if action.get('addChatItemAction') is None:
                        continue
-                    if action['addChatItemAction'].get('item') is None:
+                    item = action['addChatItemAction'].get('item')
+                    if item is None:
                        continue
-
-                    chat = self._parse(action)
+                    chat = self._parse(item)
                    if chat:
                        chatlist.append(chat)
-        return Chatdata(chatlist, float(timeout))
        
-    def _parse(self, sitem):
-        action = sitem.get("addChatItemAction")
-        if action:
-            item = action.get("item")
-        if item is None:
-            return None
+        if self.first and chatlist:
+            self.abs_diff = time.time() - chatlist[0].timestamp / 1000
+            self.first = False
+
+        chatdata = Chatdata(chatlist, float(timeout), self.abs_diff)
+
+        return chatdata
+
+    def _parse(self, item):
        try:
-            renderer = self._get_renderer(item)
+            key = list(item.keys())[0]
+            renderer = self.renderers.get(key)
            if renderer is None:
                return None
-
+            renderer.setitem(item.get(key), Chat())
+            renderer.settype()
            renderer.get_snippet()
            renderer.get_authordetails()
+            rendered_chatobj = renderer.get_chatobj()
+            renderer.clear()
        except (KeyError, TypeError) as e:
-            logger.error(f"{str(type(e))}-{str(e)} sitem:{str(sitem)}")
+            logger.error(f"{str(type(e))}-{str(e)} item:{str(item)}")
            return None
-        return renderer
        
-    def _get_renderer(self, item):
-        if item.get("liveChatTextMessageRenderer"):
-            renderer = LiveChatTextMessageRenderer(item)
-        elif item.get("liveChatPaidMessageRenderer"):
-            renderer = LiveChatPaidMessageRenderer(item)
-        elif item.get("liveChatPaidStickerRenderer"):
-            renderer = LiveChatPaidStickerRenderer(item)
-        elif item.get("liveChatLegacyPaidMessageRenderer"):
-            renderer = LiveChatLegacyPaidMessageRenderer(item)
-        elif item.get("liveChatMembershipItemRenderer"):
-            renderer = LiveChatMembershipItemRenderer(item)
-        else:
-            renderer = None
-        return renderer
+        return rendered_chatobj
--- a/pytchat/processors/default/renderer/base.py
+++ b/pytchat/processors/default/renderer/base.py
@@ -6,50 +6,51 @@ class Author:


 class BaseRenderer:
-    def __init__(self, item, chattype):
-        self.renderer = list(item.values())[0]
-        self.chattype = chattype
-        self.author = Author()
+    def setitem(self, item, chat):
+        self.item = item
+        self.chat = chat
+        self.chat.author = Author()
+
+    def settype(self):
+        pass

    def get_snippet(self):
-        self.type = self.chattype
-        self.id = self.renderer.get('id')
-        timestampUsec = int(self.renderer.get("timestampUsec", 0))
-        self.timestamp = int(timestampUsec / 1000)
-        tst = self.renderer.get("timestampText")
+        self.chat.id = self.item.get('id')
+        timestampUsec = int(self.item.get("timestampUsec", 0))
+        self.chat.timestamp = int(timestampUsec / 1000)
+        tst = self.item.get("timestampText")
        if tst:
-            self.elapsedTime = tst.get("simpleText")
+            self.chat.elapsedTime = tst.get("simpleText")
        else:
-            self.elapsedTime = ""
-        self.datetime = self.get_datetime(timestampUsec)
-        self.message, self.messageEx = self.get_message(self.renderer)
-        self.id = self.renderer.get('id')
-        self.amountValue = 0.0
-        self.amountString = ""
-        self.currency = ""
-        self.bgColor = 0
+            self.chat.elapsedTime = ""
+        self.chat.datetime = self.get_datetime(timestampUsec)
+        self.chat.message, self.chat.messageEx = self.get_message(self.item)
+        self.chat.id = self.item.get('id')
+        self.chat.amountValue = 0.0
+        self.chat.amountString = ""
+        self.chat.currency = ""
+        self.chat.bgColor = 0

    def get_authordetails(self):
-        self.author.badgeUrl = ""
-        (self.author.isVerified,
-         self.author.isChatOwner,
-         self.author.isChatSponsor,
-         self.author.isChatModerator) = (
-            self.get_badges(self.renderer)
+        self.chat.author.badgeUrl = ""
+        (self.chat.author.isVerified,
+         self.chat.author.isChatOwner,
+         self.chat.author.isChatSponsor,
+         self.chat.author.isChatModerator) = (
+            self.get_badges(self.item)
        )
-        self.author.channelId = self.renderer.get("authorExternalChannelId")
-        self.author.channelUrl = "http://www.youtube.com/channel/" + self.author.channelId
-        self.author.name = self.renderer["authorName"]["simpleText"]
-        self.author.imageUrl = self.renderer["authorPhoto"]["thumbnails"][1]["url"]
+        self.chat.author.channelId = self.item.get("authorExternalChannelId")
+        self.chat.author.channelUrl = "http://www.youtube.com/channel/" + self.chat.author.channelId
+        self.chat.author.name = self.item["authorName"]["simpleText"]
+        self.chat.author.imageUrl = self.item["authorPhoto"]["thumbnails"][1]["url"]

-    def get_message(self, renderer):
+    def get_message(self, item):
        message = ''
        message_ex = []
-        if renderer.get("message"):
-            runs = renderer["message"].get("runs")
-            if runs:
+        runs = item.get("message", {}).get("runs", {})
        for r in runs:
-                    if r:
+            if not hasattr(r, "get"):
+                continue
            if r.get('emoji'):
                message += r['emoji'].get('shortcuts', [''])[0]
                message_ex.append({
@@ -63,17 +64,16 @@ class BaseRenderer:
        return message, message_ex

    def get_badges(self, renderer):
-        self.author.type = ''
+        self.chat.author.type = ''
        isVerified = False
        isChatOwner = False
        isChatSponsor = False
        isChatModerator = False
-        badges = renderer.get("authorBadges")
-        if badges:
+        badges = renderer.get("authorBadges", {})
        for badge in badges:
            if badge["liveChatAuthorBadgeRenderer"].get("icon"):
                author_type = badge["liveChatAuthorBadgeRenderer"]["icon"]["iconType"]
-                    self.author.type = author_type
+                self.chat.author.type = author_type
                if author_type == 'VERIFIED':
                    isVerified = True
                if author_type == 'OWNER':
@@ -82,13 +82,20 @@ class BaseRenderer:
                    isChatModerator = True
            if badge["liveChatAuthorBadgeRenderer"].get("customThumbnail"):
                isChatSponsor = True
-                    self.author.type = 'MEMBER'
+                self.chat.author.type = 'MEMBER'
                self.get_badgeurl(badge)
        return isVerified, isChatOwner, isChatSponsor, isChatModerator

    def get_badgeurl(self, badge):
-        self.author.badgeUrl = badge["liveChatAuthorBadgeRenderer"]["customThumbnail"]["thumbnails"][0]["url"]
+        self.chat.author.badgeUrl = badge["liveChatAuthorBadgeRenderer"]["customThumbnail"]["thumbnails"][0]["url"]

    def get_datetime(self, timestamp):
        dt = datetime.fromtimestamp(timestamp / 1000000)
        return dt.strftime('%Y-%m-%d %H:%M:%S')
+
+    def get_chatobj(self):
+        return self.chat
+
+    def clear(self):
+        self.item = None
+        self.chat = None
--- a/pytchat/processors/default/renderer/legacypaid.py
+++ b/pytchat/processors/default/renderer/legacypaid.py
@@ -2,14 +2,14 @@ from .base import BaseRenderer


 class LiveChatLegacyPaidMessageRenderer(BaseRenderer):
-    def __init__(self, item):
-        super().__init__(item, "newSponsor")
+    def settype(self):
+        self.chat.type = "newSponsor"

    def get_authordetails(self):
        super().get_authordetails()
-        self.author.isChatSponsor = True
+        self.chat.author.isChatSponsor = True

-    def get_message(self, renderer):
-        message = (renderer["eventText"]["runs"][0]["text"]
-                   ) + ' / ' + (renderer["detailText"]["simpleText"])
+    def get_message(self, item):
+        message = (item["eventText"]["runs"][0]["text"]
+                   ) + ' / ' + (item["detailText"]["simpleText"])
        return message, [message]
--- a/pytchat/processors/default/renderer/membership.py
+++ b/pytchat/processors/default/renderer/membership.py
@@ -2,14 +2,17 @@ from .base import BaseRenderer


 class LiveChatMembershipItemRenderer(BaseRenderer):
-    def __init__(self, item):
-        super().__init__(item, "newSponsor")
+    def settype(self):
+        self.chat.type = "newSponsor"

    def get_authordetails(self):
        super().get_authordetails()
-        self.author.isChatSponsor = True
+        self.chat.author.isChatSponsor = True

-    def get_message(self, renderer):
+    def get_message(self, item):
+        try:
            message = ''.join([mes.get("text", "")
-                           for mes in renderer["headerSubtext"]["runs"]])
+                           for mes in item["headerSubtext"]["runs"]])
+        except KeyError:
+            return "Welcome New Member!", ["Welcome New Member!"]
        return message, [message]
--- a/pytchat/processors/default/renderer/paidmessage.py
+++ b/pytchat/processors/default/renderer/paidmessage.py
@@ -9,23 +9,23 @@ class Colors:


 class LiveChatPaidMessageRenderer(BaseRenderer):
-    def __init__(self, item):
-        super().__init__(item, "superChat")
+    def settype(self):
+        self.chat.type = "superChat"

    def get_snippet(self):
        super().get_snippet()
        amountDisplayString, symbol, amount = (
-            self.get_amountdata(self.renderer)
+            self.get_amountdata(self.item)
        )
-        self.amountValue = amount
-        self.amountString = amountDisplayString
-        self.currency = currency.symbols[symbol]["fxtext"] if currency.symbols.get(
+        self.chat.amountValue = amount
+        self.chat.amountString = amountDisplayString
+        self.chat.currency = currency.symbols[symbol]["fxtext"] if currency.symbols.get(
            symbol) else symbol
-        self.bgColor = self.renderer.get("bodyBackgroundColor", 0)
-        self.colors = self.get_colors()
+        self.chat.bgColor = self.item.get("bodyBackgroundColor", 0)
+        self.chat.colors = self.get_colors()

-    def get_amountdata(self, renderer):
-        amountDisplayString = renderer["purchaseAmountText"]["simpleText"]
+    def get_amountdata(self, item):
+        amountDisplayString = item["purchaseAmountText"]["simpleText"]
        m = superchat_regex.search(amountDisplayString)
        if m:
            symbol = m.group(1)
@@ -36,11 +36,12 @@ class LiveChatPaidMessageRenderer(BaseRenderer):
        return amountDisplayString, symbol, amount

    def get_colors(self):
+        item = self.item
        colors = Colors()
-        colors.headerBackgroundColor = self.renderer.get("headerBackgroundColor", 0)
-        colors.headerTextColor = self.renderer.get("headerTextColor", 0)
-        colors.bodyBackgroundColor = self.renderer.get("bodyBackgroundColor", 0)
-        colors.bodyTextColor = self.renderer.get("bodyTextColor", 0)
-        colors.timestampColor = self.renderer.get("timestampColor", 0)
-        colors.authorNameTextColor = self.renderer.get("authorNameTextColor", 0)
+        colors.headerBackgroundColor = item.get("headerBackgroundColor", 0)
+        colors.headerTextColor = item.get("headerTextColor", 0)
+        colors.bodyBackgroundColor = item.get("bodyBackgroundColor", 0)
+        colors.bodyTextColor = item.get("bodyTextColor", 0)
+        colors.timestampColor = item.get("timestampColor", 0)
+        colors.authorNameTextColor = item.get("authorNameTextColor", 0)
        return colors
--- a/pytchat/processors/default/renderer/paidsticker.py
+++ b/pytchat/processors/default/renderer/paidsticker.py
@@ -4,30 +4,30 @@ from .base import BaseRenderer
 superchat_regex = re.compile(r"^(\D*)(\d{1,3}(,\d{3})*(\.\d*)*\b)$")


-class Colors:
+class Colors2:
    pass


 class LiveChatPaidStickerRenderer(BaseRenderer):
-    def __init__(self, item):
-        super().__init__(item, "superSticker")
+    def settype(self):
+        self.chat.type = "superSticker"

    def get_snippet(self):
        super().get_snippet()
        amountDisplayString, symbol, amount = (
-            self.get_amountdata(self.renderer)
+            self.get_amountdata(self.item)
        )
-        self.amountValue = amount
-        self.amountString = amountDisplayString
-        self.currency = currency.symbols[symbol]["fxtext"] if currency.symbols.get(
+        self.chat.amountValue = amount
+        self.chat.amountString = amountDisplayString
+        self.chat.currency = currency.symbols[symbol]["fxtext"] if currency.symbols.get(
            symbol) else symbol
-        self.bgColor = self.renderer.get("backgroundColor", 0)
-        self.sticker = "".join(("https:",
-            self.renderer["sticker"]["thumbnails"][0]["url"]))
-        self.colors = self.get_colors()
+        self.chat.bgColor = self.item.get("backgroundColor", 0)
+        self.chat.sticker = "".join(("https:",
+            self.item["sticker"]["thumbnails"][0]["url"]))
+        self.chat.colors = self.get_colors()

-    def get_amountdata(self, renderer):
-        amountDisplayString = renderer["purchaseAmountText"]["simpleText"]
+    def get_amountdata(self, item):
+        amountDisplayString = item["purchaseAmountText"]["simpleText"]
        m = superchat_regex.search(amountDisplayString)
        if m:
            symbol = m.group(1)
@@ -38,9 +38,10 @@ class LiveChatPaidStickerRenderer(BaseRenderer):
        return amountDisplayString, symbol, amount

    def get_colors(self):
-        colors = Colors()
-        colors.moneyChipBackgroundColor = self.renderer.get("moneyChipBackgroundColor", 0)
-        colors.moneyChipTextColor = self.renderer.get("moneyChipTextColor", 0)
-        colors.backgroundColor = self.renderer.get("backgroundColor", 0)
-        colors.authorNameTextColor = self.renderer.get("authorNameTextColor", 0)
+        item = self.item
+        colors = Colors2()
+        colors.moneyChipBackgroundColor = item.get("moneyChipBackgroundColor", 0)
+        colors.moneyChipTextColor = item.get("moneyChipTextColor", 0)
+        colors.backgroundColor = item.get("backgroundColor", 0)
+        colors.authorNameTextColor = item.get("authorNameTextColor", 0)
        return colors
--- a/pytchat/processors/default/renderer/textmessage.py
+++ b/pytchat/processors/default/renderer/textmessage.py
@@ -2,5 +2,5 @@ from .base import BaseRenderer


 class LiveChatTextMessageRenderer(BaseRenderer):
-    def __init__(self, item):
-        super().__init__(item, "textMessage")
+    def settype(self):
+        self.chat.type = "textMessage"
--- a/pytchat/processors/html_archiver.py
+++ b/pytchat/processors/html_archiver.py
@@ -1,10 +1,13 @@
+import httpx
 import os
 import re
-import httpx
+import time
 from base64 import standard_b64encode
+from concurrent.futures import ThreadPoolExecutor
 from .chat_processor import ChatProcessor
 from .default.processor import DefaultProcessor
-
+from ..exceptions import UnknownConnectionError
+import tempfile

 PATTERN = re.compile(r"(.*)\(([0-9]+)\)$")

@@ -43,20 +46,24 @@ class HTMLArchiver(ChatProcessor):
    '''
    HTMLArchiver saves chat data as HTML table format.
    '''
-    def __init__(self, save_path):
+    def __init__(self, save_path, callback=None):
        super().__init__()
+        self.client = httpx.Client(http2=True)
        self.save_path = self._checkpath(save_path)
        self.processor = DefaultProcessor()
-        self.emoji_table = {}  # tuble for custom emojis. key: emoji_id, value: base64 encoded image binary.
-        self.header = [HEADER_HTML]
-        self.body = ['<body>\n', '<table class="css">\n', self._parse_table_header(fmt_headers)]
+        self.emoji_table = {}  # dict for custom emojis. key: emoji_id, value: base64 encoded image binary.
+        self.callback = callback
+        self.executor = ThreadPoolExecutor(max_workers=10)
+        self.tmp_fp = tempfile.NamedTemporaryFile(mode="a", encoding="utf-8", delete=False)
+        self.tmp_filename = self.tmp_fp.name
+        self.counter = 0

    def _checkpath(self, filepath):
        splitter = os.path.splitext(os.path.basename(filepath))
        body = splitter[0]
        extention = splitter[1]
        newpath = filepath
-        counter = 0
+        counter = 1
        while os.path.exists(newpath):
            match = re.search(PATTERN, body)
            if match:
@@ -76,12 +83,13 @@ class HTMLArchiver(ChatProcessor):
            save_path : str :
                Actual save path of file.
            total_lines : int :
-                count of total lines written to the file.
+                Count of total lines written to the file.
        """
        if chat_components is None or len(chat_components) == 0:
-            return
-        self.body.extend(
-            (self._parse_html_line((
+            return self.save_path, self.counter
+        for c in self.processor.process(chat_components).items:
+            self.tmp_fp.write(
+                self._parse_html_line((
                    c.datetime,
                    c.elapsedTime,
                    c.author.name,
@@ -89,8 +97,12 @@ class HTMLArchiver(ChatProcessor):
                    c.amountString,
                    c.author.type,
                    c.author.channelId)
-            ) for c in self.processor.process(chat_components).items)
                )
+            )
+            if self.callback:
+                self.callback(None, 1)
+            self.counter += 1
+        return self.save_path, self.counter

    def _parse_html_line(self, raw_line):
        return ''.join(('<tr>',
@@ -108,13 +120,23 @@ class HTMLArchiver(ChatProcessor):
                       for item in message_items)

    def _encode_img(self, url):
-        resp = httpx.get(url)
+        err = None
+        for _ in range(5):
+            try:
+                resp = self.client.get(url, timeout=30)
+                break
+            except httpx.HTTPError as e:
+                err = e
+                time.sleep(3)
+        else:
+            raise UnknownConnectionError(str(err))
+
        return standard_b64encode(resp.content).decode()

    def _set_emoji_table(self, item: dict):
-        emoji_id = item['id']
+        emoji_id = ''.join(('Z', item['id'])) if 48 <= ord(item['id'][0]) <= 57 else item['id']
        if emoji_id not in self.emoji_table:
-            self.emoji_table.setdefault(emoji_id, self._encode_img(item['url']))
+            self.emoji_table.setdefault(emoji_id, self.executor.submit(self._encode_img, item['url']))
        return emoji_id

    def _stylecode(self, name, code, width, height):
@@ -125,13 +147,24 @@ class HTMLArchiver(ChatProcessor):
    def _create_styles(self):
        return '\n'.join(('<style type="text/css">',
                          TABLE_CSS,
-                          '\n'.join(self._stylecode(key, self.emoji_table[key], 24, 24)
+                          '\n'.join(self._stylecode(key, self.emoji_table[key].result(), 24, 24)
                                for key in self.emoji_table.keys()),
                          '</style>\n'))
    
    def finalize(self):
-        self.header.extend([self._create_styles(), '</head>\n'])
-        self.body.extend(['</table>\n</body>'])
-        with open(self.save_path, mode='a', encoding='utf-8') as f:
-            f.writelines(self.header)
-            f.writelines(self.body)
+        if self.tmp_fp:
+            self.tmp_fp.flush()
+            self.tmp_fp = None
+        with open(self.save_path, mode='w', encoding='utf-8') as outfile:
+            # write header
+            outfile.writelines((
+                HEADER_HTML, self._create_styles(), '</head>\n',
+                '<body>\n', '<table class="css">\n',
+                self._parse_table_header(fmt_headers)))
+            # write body
+            fp = open(self.tmp_filename, mode="r", encoding="utf-8")
+            for line in fp:
+                outfile.write(line)
+            outfile.write('</table>\n</body>\n</html>')
+            fp.close()
+        os.remove(self.tmp_filename)
--- a/pytchat/tool/init.py
+++ b/pytchat/tool/init.py
--- a/pytchat/tool/extract/init.py
+++ b/pytchat/tool/extract/init.py
--- a/pytchat/tool/extract/asyncdl.py
+++ b/pytchat/tool/extract/asyncdl.py
@@ -1,156 +0,0 @@
-import httpx
-import asyncio
-from . import parser
-from . block import Block
-from . worker import ExtractWorker
-from . patch import Patch
-from ... import config
-from ... paramgen import arcparam
-from ... exceptions import UnknownConnectionError
-from concurrent.futures import CancelledError
-from json import JSONDecodeError
-from urllib.parse import quote
-
-headers = config.headers
-REPLAY_URL = "https://www.youtube.com/live_chat_replay/" \
-             "get_live_chat_replay?continuation="
-MAX_RETRY_COUNT = 3
-
-
-def _split(start, end, count, min_interval_sec=120):
-    """
-    Split section from `start` to `end` into `count` pieces,
-    and returns the beginning of each piece.
-    The `count` is adjusted so that the length of each piece
-    is no smaller than `min_interval`.
-
-    Returns:
-    --------
-        List of the offset of each block's first chat data.
-    """
-    if not (isinstance(start, int) or isinstance(start, float)) or \
-       not (isinstance(end, int) or isinstance(end, float)):
-        raise ValueError("start/end must be int or float")
-    if not isinstance(count, int):
-        raise ValueError("count must be int")
-    if start > end:
-        raise ValueError("end must be equal to or greater than start.")
-    if count < 1:
-        raise ValueError("count must be equal to or greater than 1.")
-    if (end - start) / count < min_interval_sec:
-        count = int((end - start) / min_interval_sec)
-        if count == 0:
-            count = 1
-    interval = (end - start) / count
-
-    if count == 1:
-        return [start]
-    return sorted(list(set([int(start + interval * j)
-                            for j in range(count)])))
-
-
-def ready_blocks(video_id, duration, div, callback):
-    if div <= 0:
-        raise ValueError
-
-    async def _get_blocks(video_id, duration, div, callback):
-        async with httpx.AsyncClient(http2=True) as session:
-            tasks = [_create_block(session, video_id, seektime, callback)
-                     for seektime in _split(-1, duration, div)]
-            return await asyncio.gather(*tasks)
-
-    async def _create_block(session, video_id, seektime, callback):
-        continuation = arcparam.getparam(video_id, seektime=seektime)
-        url = f"{REPLAY_URL}{quote(continuation)}&pbj=1"
-        for _ in range(MAX_RETRY_COUNT):
-            try:
-                resp = await session.get(url, headers=headers)
-                next_continuation, actions = parser.parse(resp.json())
-                break
-            except JSONDecodeError:
-                await asyncio.sleep(3)
-        else:
-            cancel()
-            raise UnknownConnectionError("Abort: Unknown connection error.")
-
-        if actions:
-            first = parser.get_offset(actions[0])
-            last = parser.get_offset(actions[-1])
-            if callback:
-                callback(actions, last - first)
-            return Block(
-                continuation=next_continuation,
-                chat_data=actions,
-                first=first,
-                last=last
-            )
-
-    """
-    fetch initial blocks.
-    """
-    loop = asyncio.get_event_loop()
-    blocks = loop.run_until_complete(
-        _get_blocks(video_id, duration, div, callback))
-    return blocks
-
-
-def fetch_patch(callback, blocks, video_id):
-
-    async def _allocate_workers():
-        workers = [
-            ExtractWorker(
-                fetch=_fetch, block=block,
-                blocks=blocks, video_id=video_id
-            )
-            for block in blocks
-        ]
-        async with httpx.AsyncClient() as session:
-            tasks = [worker.run(session) for worker in workers]
-            return await asyncio.gather(*tasks)
-
-    async def _fetch(continuation, session) -> Patch:
-        url = f"{REPLAY_URL}{quote(continuation)}&pbj=1"
-        for _ in range(MAX_RETRY_COUNT):
-            try:
-                resp = await session.get(url, headers=config.headers)
-                continuation, actions = parser.parse(resp.json())
-                break
-            except JSONDecodeError:
-                await asyncio.sleep(3)
-        else:
-            cancel()
-            raise UnknownConnectionError("Abort: Unknown connection error.")
-
-        if actions:
-            last = parser.get_offset(actions[-1])
-            first = parser.get_offset(actions[0])
-            if callback:
-                callback(actions, last - first)
-            return Patch(actions, continuation, first, last)
-        return Patch(continuation=continuation)
-
-    """
-    allocate workers and assign blocks.
-    """
-    loop = asyncio.get_event_loop()
-    try:
-        loop.run_until_complete(_allocate_workers())
-    except CancelledError:
-        pass
-
-
-async def _shutdown():
-    print("\nshutdown...")
-    tasks = [t for t in asyncio.all_tasks()
-             if t is not asyncio.current_task()]
-    for task in tasks:
-        task.cancel()
-        try:
-            await task
-        except asyncio.CancelledError:
-            pass
-
-
-def cancel():
-    loop = asyncio.get_event_loop()
-    loop.create_task(_shutdown())
--- a/pytchat/tool/extract/block.py
+++ b/pytchat/tool/extract/block.py
@@ -1,56 +0,0 @@
-class Block:
-    """Block object represents something like a box
-    to join chunk of chatdata.
-
-    Parameter:
-    ---------
-    first : int :
-        videoOffsetTimeMs of the first chat_data
-        (chat_data[0])
-
-    last : int :
-        videoOffsetTimeMs of the last chat_data.
-        (chat_data[-1])
-
-        this value increases as fetching chatdata progresses.
-
-    end : int :
-        target videoOffsetTimeMs of last chat data for extract,
-        equals to first videoOffsetTimeMs of next block.
-        when extract worker reaches this offset, stop fetching.
-
-    continuation : str :
-        continuation param of last chat data.
-
-    chat_data : list
-
-    done : bool :
-        whether this block has been fetched.
-
-    remaining : int :
-        remaining data to extract.
-        equals end - last.
-
-    is_last : bool :
-        whether this block is the last one in blocklist.
-
-    during_split : bool :
-        whether this block is in the process of during_split.
-        while True, this block is excluded from duplicate split procedure.
-    """
-
-    __slots__ = ['first', 'last', 'end', 'continuation', 'chat_data', 'remaining',
-                 'done', 'is_last', 'during_split']
-
-    def __init__(self, first=0, last=0, end=0,
-                 continuation='', chat_data=[], is_last=False,
-                 during_split=False):
-        self.first = first
-        self.last = last
-        self.end = end
-        self.continuation = continuation
-        self.chat_data = chat_data
-        self.done = False
-        self.remaining = self.end - self.last
-        self.is_last = is_last
-        self.during_split = during_split
--- a/pytchat/tool/extract/duplcheck.py
+++ b/pytchat/tool/extract/duplcheck.py
@@ -1,153 +0,0 @@
-from . import parser
-
-
-def check_duplicate(chatdata):
-    max_range = len(chatdata) - 1
-    tbl_offset = [None] * max_range
-    tbl_id = [None] * max_range
-    tbl_type = [None] * max_range
-
-    def create_table(chatdata, max_range):
-        for i in range(max_range):
-            tbl_offset[i] = parser.get_offset(chatdata[i])
-            tbl_id[i] = parser.get_id(chatdata[i])
-            tbl_type[i] = parser.get_type(chatdata[i])
-
-    def is_duplicate(i, j):
-        return (
-            tbl_offset[i] == tbl_offset[j]
-            and tbl_id[i] == tbl_id[j]
-            and tbl_type[i] == tbl_type[j]
-        )
-    print("creating table...")
-    create_table(chatdata, max_range)
-    print("searching duplicate data...")
-    return [{"i": {
-        "index": i, "id": parser.get_id(chatdata[i]),
-        "offsetTime": parser.get_offset(chatdata[i]),
-        "type": parser.get_type(chatdata[i])
-    },
-        "j":{
-        "index": j, "id": parser.get_id(chatdata[j]),
-        "offsetTime": parser.get_offset(chatdata[j]),
-        "type": parser.get_type(chatdata[j])
-    }
-    }
-        for i in range(max_range) for j in range(i + 1, max_range)
-        if is_duplicate(i, j)]
-
-
-def check_duplicate_offset(chatdata):
-    max_range = len(chatdata)
-    tbl_offset = [None] * max_range
-    tbl_id = [None] * max_range
-    tbl_type = [None] * max_range
-
-    def create_table(chatdata, max_range):
-        for i in range(max_range):
-            tbl_offset[i] = parser.get_offset(chatdata[i])
-            tbl_id[i] = parser.get_id(chatdata[i])
-            tbl_type[i] = parser.get_type(chatdata[i])
-
-    def is_duplicate(i, j):
-        return (
-            tbl_offset[i] == tbl_offset[j]
-            and tbl_id[i] == tbl_id[j]
-        )
-
-    print("creating table...")
-    create_table(chatdata, max_range)
-    print("searching duplicate data...")
-
-    return [{
-        "index": i, "id": tbl_id[i],
-        "offsetTime": tbl_offset[i],
-        "type:": tbl_type[i]
-    }
-        for i in range(max_range - 1)
-        if is_duplicate(i, i + 1)]
-
-
-def remove_duplicate_head(blocks):
-    if len(blocks) == 0 or len(blocks) == 1:
-        return blocks
-
-    def is_duplicate_head(index):
-
-        if len(blocks[index].chat_data) == 0:
-            return True
-        elif len(blocks[index + 1].chat_data) == 0:
-            return False
-
-        id_0 = parser.get_id(blocks[index].chat_data[0])
-        id_1 = parser.get_id(blocks[index + 1].chat_data[0])
-        type_0 = parser.get_type(blocks[index].chat_data[0])
-        type_1 = parser.get_type(blocks[index + 1].chat_data[0])
-        return (
-            blocks[index].first == blocks[index + 1].first
-            and id_0 == id_1
-            and type_0 == type_1
-        )
-    ret = [blocks[i] for i in range(len(blocks) - 1)
-           if (len(blocks[i].chat_data) > 0
-               and not is_duplicate_head(i))]
-    ret.append(blocks[-1])
-    return ret
-
-
-def remove_duplicate_tail(blocks):
-    if len(blocks) == 0 or len(blocks) == 1:
-        return blocks
-
-    def is_duplicate_tail(index):
-        if len(blocks[index].chat_data) == 0:
-            return True
-        elif len(blocks[index - 1].chat_data) == 0:
-            return False
-        id_0 = parser.get_id(blocks[index - 1].chat_data[-1])
-        id_1 = parser.get_id(blocks[index].chat_data[-1])
-        type_0 = parser.get_type(blocks[index - 1].chat_data[-1])
-        type_1 = parser.get_type(blocks[index].chat_data[-1])
-        return (
-            blocks[index - 1].last == blocks[index].last
-            and id_0 == id_1
-            and type_0 == type_1
-        )
-
-    ret = [blocks[i] for i in range(0, len(blocks))
-           if i == 0 or not is_duplicate_tail(i)]
-    return ret
-
-
-def remove_overlap(blocks):
-    """
-    Fix overlapped blocks after ready_blocks().
-    Align the last offset of each block to the first offset
-    of next block (equals `end` offset of each block).
-    """
-    if len(blocks) == 0 or len(blocks) == 1:
-        return blocks
-
-    for block in blocks:
-        if block.is_last:
-            break
-        if len(block.chat_data) == 0:
-            continue
-        block_end = block.end
-        if block.last >= block_end:
-            for line in reversed(block.chat_data):
-                if parser.get_offset(line) < block_end:
-                    break
-                block.chat_data.pop()
-            block.last = parser.get_offset(line)
-            block.remaining = 0
-            block.done = True
-            block.continuation = None
-    return blocks
-
-
-def _dump(blocks):
-    print("----------        first         last         end---")
-    for i, block in enumerate(blocks):
-        print(
-            f"block[{i:3}]   {block.first:>10}   {block.last:>10}  {block.end:>10}")
--- a/pytchat/tool/extract/extractor.py
+++ b/pytchat/tool/extract/extractor.py
@@ -1,96 +0,0 @@
-from . import asyncdl
-from . import duplcheck
-from .. videoinfo import VideoInfo
-from ... import config
-from ... exceptions import InvalidVideoIdException
-from ... util.extract_video_id import extract_video_id
-
-logger = config.logger(__name__)
-headers = config.headers
-
-
-class Extractor:
-    def __init__(self, video_id, div=1, callback=None, processor=None):
-        if not isinstance(div, int) or div < 1:
-            raise ValueError('div must be positive integer.')
-        elif div > 10:
-            div = 10
-        self.video_id = extract_video_id(video_id)
-        self.div = div
-        self.callback = callback
-        self.processor = processor
-        self.duration = self._get_duration_of_video(video_id)
-        self.blocks = []
-
-    def _get_duration_of_video(self, video_id):
-        duration = 0
-        try:
-            duration = VideoInfo(video_id).get_duration()
-        except InvalidVideoIdException:
-            raise
-        return duration
-
-    def _ready_blocks(self):
-        blocks = asyncdl.ready_blocks(
-            self.video_id, self.duration, self.div, self.callback)
-        self.blocks = [block for block in blocks if block]
-        return self
-
-    def _remove_duplicate_head(self):
-        self.blocks = duplcheck.remove_duplicate_head(self.blocks)
-        return self
-
-    def _set_block_end(self):
-        if len(self.blocks) > 0:
-            for i in range(len(self.blocks) - 1):
-                self.blocks[i].end = self.blocks[i + 1].first
-            self.blocks[-1].end = self.duration * 1000
-            self.blocks[-1].is_last = True
-        return self
-
-    def _remove_overlap(self):
-        self.blocks = duplcheck.remove_overlap(self.blocks)
-        return self
-
-    def _download_blocks(self):
-        asyncdl.fetch_patch(self.callback, self.blocks, self.video_id)
-        return self
-
-    def _remove_duplicate_tail(self):
-        self.blocks = duplcheck.remove_duplicate_tail(self.blocks)
-        return self
-
-    def _combine(self):
-        ret = []
-        for block in self.blocks:
-            ret.extend(block.chat_data)
-        return ret
-
-    def _execute_extract_operations(self):
-        return (
-            self._ready_blocks()
-                ._remove_duplicate_head()
-                ._set_block_end()
-                ._remove_overlap()
-                ._download_blocks()
-                ._remove_duplicate_tail()
-                ._combine()
-        )
-
-    def extract(self):
-        if self.duration == 0:
-            print("\nCannot extract chat data:\n The specified video has not yet been archived.")
-            return []
-        data = self._execute_extract_operations()
-        if self.processor is None:
-            return data
-        ret = self.processor.process(
-            [{'video_id': None,
-              'timeout': 1,
-              'chatdata': (action["replayChatItemAction"]["actions"][0] for action in data)}]
-        )
-        self.processor.finalize()
-        return ret
-
-    def cancel(self):
-        asyncdl.cancel()
--- a/pytchat/tool/extract/parser.py
+++ b/pytchat/tool/extract/parser.py
@@ -1,51 +0,0 @@
-from ... import config
-from ... import exceptions
-
-logger = config.logger(__name__)
-
-
-def parse(jsn):
-    """
-    Parse replay chat data.
-    Parameter:
-    ----------
-    jsn : dict
-        JSON of replay chat data.
-    Returns:
-    ------
-        continuation : str
-        actions : list
-
-    """
-    if jsn is None:
-        raise ValueError("parameter JSON is None")
-    if jsn['response']['responseContext'].get('errors'):
-        raise exceptions.ResponseContextError(
-            'video_id is invalid or private/deleted.')
-    contents = jsn['response'].get('continuationContents')
-    if contents is None:
-        raise exceptions.NoContents('No chat data.')
-
-    cont = contents['liveChatContinuation']['continuations'][0]
-    if cont is None:
-        raise exceptions.NoContinuation('No Continuation')
-    metadata = cont.get('liveChatReplayContinuationData')
-    if metadata:
-        continuation = metadata.get("continuation")
-        actions = contents['liveChatContinuation'].get('actions')
-        return continuation, actions
-    return None, []
-
-
-def get_offset(item):
-    return int(item['replayChatItemAction']["videoOffsetTimeMsec"])
-
-
-def get_id(item):
-    return list((list(item['replayChatItemAction']["actions"][0].values()
-                      )[0])['item'].values())[0].get('id')
-
-
-def get_type(item):
-    return list((list(item['replayChatItemAction']["actions"][0].values()
-                      )[0])['item'].keys())[0]
--- a/pytchat/tool/extract/patch.py
+++ b/pytchat/tool/extract/patch.py
@@ -1,55 +0,0 @@
-from . import parser
-from . block import Block
-from typing import NamedTuple
-
-
-class Patch(NamedTuple):
-    """
-    Patch represents chunk of chat data
-    which is fetched by asyncdl.fetch_patch._fetch().
-    """
-    chats: list = []
-    continuation: str = None
-    first: int = None
-    last: int = None
-
-
-def fill(block: Block, patch: Patch):
-    block_end = block.end
-    if patch.last < block_end or block.is_last:
-        set_patch(block, patch)
-        return
-    for line in reversed(patch.chats):
-        line_offset = parser.get_offset(line)
-        if line_offset < block_end:
-            break
-        patch.chats.pop()
-    set_patch(block, patch._replace(
-        continuation=None,
-        last=line_offset
-    )
-    )
-    block.remaining = 0
-    block.done = True
-
-
-def split(parent_block: Block, child_block: Block, patch: Patch):
-    parent_block.during_split = False
-    if patch.first <= parent_block.last:
-        ''' When patch overlaps with parent_block,
-        discard this block. '''
-        child_block.continuation = None
-        ''' Leave child_block.during_split == True
-         to exclude from during_split sequence. '''
-        return
-    child_block.during_split = False
-    child_block.first = patch.first
-    parent_block.end = patch.first
-    fill(child_block, patch)
-
-
-def set_patch(block: Block, patch: Patch):
-    block.continuation = patch.continuation
-    block.chat_data.extend(patch.chats)
-    block.last = patch.last
-    block.remaining = block.end - block.last
--- a/pytchat/tool/extract/worker.py
+++ b/pytchat/tool/extract/worker.py
@@ -1,93 +0,0 @@
-from . block import Block
-from . patch import fill, split
-from ... paramgen import arcparam
-from typing import Tuple
-
-
-class ExtractWorker:
-    """
-    ExtractWorker associates a download session with a block.
-
-    When the worker finishes fetching, the block
-    being fetched is splitted and assigned the free worker.
-
-    Parameter
-    ----------
-    fetch : func :
-        extract function of asyncdl
-
-    block : Block :
-        Block object that includes chat_data
-
-    blocks : list :
-        List of Block(s)
-
-    video_id : str :
-
-    parent_block : Block :
-        the block from which current block is splitted
-    """
-    __slots__ = ['block', 'fetch', 'blocks', 'video_id', 'parent_block']
-
-    def __init__(self, fetch, block, blocks, video_id):
-        self.block = block
-        self.fetch = fetch
-        self.blocks = blocks
-        self.video_id = video_id
-        self.parent_block = None
-
-    async def run(self, session):
-        while self.block.continuation:
-            patch = await self.fetch(
-                self.block.continuation, session)
-            if patch.continuation is None:
-                """TODO : make the worker assigned to the last block
-                to work more than twice as possible.
-                """
-                break
-            if self.parent_block:
-                split(self.parent_block, self.block, patch)
-                self.parent_block = None
-            else:
-                fill(self.block, patch)
-            if self.block.continuation is None:
-                """finished fetching this block """
-                self.block.done = True
-                self.block = _search_new_block(self)
-
-
-def _search_new_block(worker) -> Block:
-    index, undone_block = _get_undone_block(worker.blocks)
-    if undone_block is None:
-        return Block(continuation=None)
-    mean = (undone_block.last + undone_block.end) / 2
-    continuation = arcparam.getparam(worker.video_id, seektime=mean / 1000)
-    worker.parent_block = undone_block
-    worker.parent_block.during_split = True
-    new_block = Block(
-        end=undone_block.end,
-        chat_data=[],
-        continuation=continuation,
-        during_split=True,
-        is_last=worker.parent_block.is_last)
-    '''swap last block'''
-    if worker.parent_block.is_last:
-        worker.parent_block.is_last = False
-    worker.blocks.insert(index + 1, new_block)
-    return new_block
-
-
-def _get_undone_block(blocks) -> Tuple[int, Block]:
-    min_interval_ms = 120000
-    max_remaining = 0
-    undone_block = None
-    index_undone_block = 0
-    for index, block in enumerate(blocks):
-        if block.done or block.during_split:
-            continue
-        remaining = block.remaining
-        if remaining > max_remaining and remaining > min_interval_ms:
-            index_undone_block = index
-            undone_block = block
-            max_remaining = remaining
-    return index_undone_block, undone_block
--- a/pytchat/tool/mining/init.py
+++ b/pytchat/tool/mining/init.py
--- a/pytchat/tool/mining/asyncdl.py
+++ b/pytchat/tool/mining/asyncdl.py
@@ -1,146 +0,0 @@
-
-import httpx
-import asyncio
-import json
-from . import parser
-from . block import Block
-from . worker import ExtractWorker
-from . patch import Patch
-from ... import config
-from ... paramgen import arcparam_mining as arcparam
-from concurrent.futures import CancelledError
-from urllib.parse import quote
-
-headers = config.headers
-REPLAY_URL = "https://www.youtube.com/live_chat_replay?continuation="
-INTERVAL = 1
-
-
-def _split(start, end, count, min_interval_sec=120):
-    """
-    Split section from `start` to `end` into `count` pieces,
-    and returns the beginning of each piece.
-    The `count` is adjusted so that the length of each piece
-    is no smaller than `min_interval`.
-
-    Returns:
-    --------
-        List of the offset of each block's first chat data.
-    """
-
-    if not (isinstance(start, int) or isinstance(start, float)) or \
-       not (isinstance(end, int) or isinstance(end, float)):
-        raise ValueError("start/end must be int or float")
-    if not isinstance(count, int):
-        raise ValueError("count must be int")
-    if start > end:
-        raise ValueError("end must be equal to or greater than start.")
-    if count < 1:
-        raise ValueError("count must be equal to or greater than 1.")
-    if (end - start) / count < min_interval_sec:
-        count = int((end - start) / min_interval_sec)
-        if count == 0:
-            count = 1
-    interval = (end - start) / count
-
-    if count == 1:
-        return [start]
-    return sorted(list(set([int(start + interval * j)
-                            for j in range(count)])))
-
-
-def ready_blocks(video_id, duration, div, callback):
-    if div <= 0:
-        raise ValueError
-
-    async def _get_blocks(video_id, duration, div, callback):
-        async with httpx.ClientSession() as session:
-            tasks = [_create_block(session, video_id, seektime, callback)
-                     for seektime in _split(0, duration, div)]
-            return await asyncio.gather(*tasks)
-
-    async def _create_block(session, video_id, seektime, callback):
-        continuation = arcparam.getparam(video_id, seektime=seektime)
-        url = (f"{REPLAY_URL}{quote(continuation)}&playerOffsetMs="
-               f"{int(seektime*1000)}&hidden=false&pbj=1")
-        async with session.get(url, headers=headers) as resp:
-            chat_json = await resp.text()
-        if chat_json is None:
-            return
-        continuation, actions = parser.parse(json.loads(chat_json)[1])
-        first = seektime
-        seektime += INTERVAL
-        if callback:
-            callback(actions, INTERVAL)
-        return Block(
-            continuation=continuation,
-            chat_data=actions,
-            first=first,
-            last=seektime,
-            seektime=seektime
-        )
-    """
-    fetch initial blocks.
-    """
-    loop = asyncio.get_event_loop()
-    blocks = loop.run_until_complete(
-        _get_blocks(video_id, duration, div, callback))
-    return blocks
-
-
-def fetch_patch(callback, blocks, video_id):
-
-    async def _allocate_workers():
-        workers = [
-            ExtractWorker(
-                fetch=_fetch, block=block,
-                blocks=blocks, video_id=video_id
-            )
-            for block in blocks
-        ]
-        async with httpx.ClientSession() as session:
-            tasks = [worker.run(session) for worker in workers]
-            return await asyncio.gather(*tasks)
-
-    async def _fetch(seektime, session) -> Patch:
-        continuation = arcparam.getparam(video_id, seektime=seektime)
-        url = (f"{REPLAY_URL}{quote(continuation)}&playerOffsetMs="
-               f"{int(seektime*1000)}&hidden=false&pbj=1")
-        async with session.get(url, headers=config.headers) as resp:
-            chat_json = await resp.text()
-        actions = []
-        try:
-            if chat_json is None:
-                return Patch()
-            continuation, actions = parser.parse(json.loads(chat_json)[1])
-        except json.JSONDecodeError:
-            pass
-        if callback:
-            callback(actions, INTERVAL)
-        return Patch(chats=actions, continuation=continuation,
-                     seektime=seektime, last=seektime)
-    """
-    allocate workers and assign blocks.
-    """
-    loop = asyncio.get_event_loop()
-    try:
-        loop.run_until_complete(_allocate_workers())
-    except CancelledError:
-        pass
-
-
-async def _shutdown():
-    print("\nshutdown...")
-    tasks = [t for t in asyncio.all_tasks()
-             if t is not asyncio.current_task()]
-    for task in tasks:
-        task.cancel()
-        try:
-            await task
-        except asyncio.CancelledError:
-            pass
-
-
-def cancel():
-    loop = asyncio.get_event_loop()
-    loop.create_task(_shutdown())
--- a/pytchat/tool/mining/block.py
+++ b/pytchat/tool/mining/block.py
@@ -1,62 +0,0 @@
-from . import parser
-class Block:
-    """Block object represents something like a box 
-    to join chunk of chatdata.
-
-    Parameter:
-    ---------
-    first : int :
-        videoOffsetTimeMs of the first chat_data 
-        (chat_data[0])
-        
-    last : int :
-        videoOffsetTimeMs of the last chat_data.
-        (chat_data[-1])
-
-        this value increases as fetching chatdata progresses.
-
-    end : int :
-        target videoOffsetTimeMs of last chat data for extract,
-        equals to first videoOffsetTimeMs of next block.
-        when extract worker reaches this offset, stop fetching.
-
-    continuation : str :
-        continuation param of last chat data.
-
-    chat_data : list 
-
-    done : bool :
-        whether this block has been fetched.
-    
-    remaining : int :
-        remaining data to extract.
-        equals end - last.
-    
-    is_last : bool :
-        whether this block is the last one in blocklist.
-
-    during_split : bool :
-        whether this block is in the process of during_split.
-        while True, this block is excluded from duplicate split procedure.
-    
-    seektime : float :
-        the last position of this block(seconds) already fetched.
-    """
-    
-    __slots__ = ['first','last','end','continuation','chat_data','remaining',
-        'done','is_last','during_split','seektime']
-
-    def __init__(self, first = 0, last = 0, end = 0,
-                continuation = '', chat_data = [], is_last = False,
-                during_split = False, seektime = None):
-        self.first = first
-        self.last = last
-        self.end = end
-        self.continuation = continuation
-        self.chat_data = chat_data
-        self.done = False
-        self.remaining = self.end - self.last
-        self.is_last = is_last
-        self.during_split = during_split
-        self.seektime = seektime
- 
--- a/pytchat/tool/mining/parser.py
+++ b/pytchat/tool/mining/parser.py
@@ -1,73 +0,0 @@
-import re
-from ... import config
-from ... exceptions import (
-    ResponseContextError,
-    NoContents, NoContinuation)
-
-logger = config.logger(__name__)
-
-
-def parse(jsn):
-    """
-    Parse replay chat data.
-    Parameter:
-    ----------
-    jsn : dict
-        JSON of replay chat data.
-    Returns:
-    ------
-        continuation : str
-        actions : list
-
-    """
-    if jsn is None:
-        raise ValueError("parameter JSON is None")
-    if jsn['response']['responseContext'].get('errors'):
-        raise ResponseContextError(
-            'video_id is invalid or private/deleted.')
-    contents = jsn["response"].get('continuationContents')
-    if contents is None:
-        raise NoContents('No chat data.')
-
-    cont = contents['liveChatContinuation']['continuations'][0]
-    if cont is None:
-        raise NoContinuation('No Continuation')
-    metadata = cont.get('liveChatReplayContinuationData')
-    if metadata:
-        continuation = metadata.get("continuation")
-        actions = contents['liveChatContinuation'].get('actions')
-        if continuation:
-            return continuation, [action["replayChatItemAction"]["actions"][0]
-                                  for action in actions
-                                  if list(action['replayChatItemAction']["actions"][0].values()
-                                          )[0]['item'].get("liveChatPaidMessageRenderer")
-                                  or list(action['replayChatItemAction']["actions"][0].values()
-                                          )[0]['item'].get("liveChatPaidStickerRenderer")
-                                  ]
-    return None, []
-
-
-def get_offset(item):
-    return int(item['replayChatItemAction']["videoOffsetTimeMsec"])
-
-
-def get_id(item):
-    return list((list(item['replayChatItemAction']["actions"][0].values()
-                      )[0])['item'].values())[0].get('id')
-
-
-def get_type(item):
-    return list((list(item['replayChatItemAction']["actions"][0].values()
-                      )[0])['item'].keys())[0]
-
-
-_REGEX_YTINIT = re.compile(
-    "window\\[\"ytInitialData\"\\]\\s*=\\s*({.+?});\\s+")
-
-
-def extract(text):
-
-    match = re.findall(_REGEX_YTINIT, str(text))
-    if match:
-        return match[0]
-    return None
--- a/pytchat/tool/mining/patch.py
+++ b/pytchat/tool/mining/patch.py
@@ -1,27 +0,0 @@
-from . import parser
-from . block import Block
-from typing import NamedTuple
-
-class Patch(NamedTuple):
-    """
-    Patch represents chunk of chat data
-    which is fetched by asyncdl.fetch_patch._fetch().
-    """
-    chats : list = []
-    continuation : str = None
-    seektime : float = None
-    first : int = None
-    last : int = None
-
-def fill(block:Block, patch:Patch):
-    if patch.last < block.end:
-        set_patch(block, patch)
-        return
-    block.continuation = None
-
-def set_patch(block:Block, patch:Patch):
-    block.continuation = patch.continuation
-    block.chat_data.extend(patch.chats)
-    block.last = patch.seektime
-    block.seektime = patch.seektime       
-
--- a/pytchat/tool/mining/superchat_miner.py
+++ b/pytchat/tool/mining/superchat_miner.py
@@ -1,72 +0,0 @@
-from . import asyncdl
-from . import parser
-from .. videoinfo import VideoInfo
-from ... import config
-from ... exceptions import InvalidVideoIdException
-logger = config.logger(__name__)
-headers=config.headers
-
-class SuperChatMiner:
-    def __init__(self, video_id, duration, div, callback):
-        if not isinstance(div ,int) or div < 1:
-            raise ValueError('div must be positive integer.')
-        elif div > 10:
-            div = 10
-        if not isinstance(duration ,int) or duration < 1:
-            raise ValueError('duration must be positive integer.')
-        self.video_id = video_id
-        self.duration = duration
-        self.div = div
-        self.callback = callback
-        self.blocks = []
-
-    def _ready_blocks(self):
-        blocks = asyncdl.ready_blocks(
-            self.video_id, self.duration, self.div, self.callback)
-        self.blocks = [block for block in blocks if block is not None]
-        return self  
-
-    def _set_block_end(self):
-        for i in range(len(self.blocks)-1):
-            self.blocks[i].end = self.blocks[i+1].first
-        self.blocks[-1].end = self.duration
-        self.blocks[-1].is_last =True
-        return self
-
-    def _download_blocks(self):
-        asyncdl.fetch_patch(self.callback, self.blocks, self.video_id)
-        return self
-
-    def _combine(self):
-        ret = []
-        for block in self.blocks:
-            ret.extend(block.chat_data) 
-        return ret
-
-    def extract(self):
-        return (
-            self._ready_blocks()
-                ._set_block_end()
-                ._download_blocks()
-                ._combine()
-        )
-
-def extract(video_id, div = 1, callback = None, processor = None):
-    duration = 0
-    try:
-        duration = VideoInfo(video_id).get_duration()
-    except InvalidVideoIdException:
-        raise
-    if duration == 0:
-        print("video is live.")
-        return []
-    data = SuperChatMiner(video_id, duration, div, callback).extract()
-    if processor is None:
-        return data
-    return processor.process(
-        [{'video_id':None,'timeout':1,'chatdata' : (action
-        for action in data)}]
-    )
-
-def cancel():
-    asyncdl.cancel()
--- a/pytchat/tool/mining/worker.py
+++ b/pytchat/tool/mining/worker.py
@@ -1,45 +0,0 @@
-from . import parser
-from . block import Block
-from . patch import Patch, fill
-from ... paramgen import arcparam
-INTERVAL = 1
-class ExtractWorker:
-    """
-    ExtractWorker associates a download session with a block.
-
-    When the worker finishes fetching, the block
-    being fetched is splitted and assigned the free worker.
-
-    Parameter
-    ----------
-    fetch : func :
-        extract function of asyncdl
-
-    block : Block :
-        Block object that includes chat_data
-    
-    blocks : list :
-        List of Block(s)
-
-    video_id : str :
-
-    parent_block : Block :
-        the block from which current block is splitted 
-    """
-    __slots__ = ['block', 'fetch', 'blocks', 'video_id', 'parent_block']
-    def __init__(self, fetch, block, blocks, video_id ):
-        self.block:Block = block
-        self.fetch = fetch
-        self.blocks:list = blocks
-        self.video_id:str = video_id
-        self.parent_block:Block = None
-
-    async def run(self, session):
-        while self.block.continuation:
-            patch = await self.fetch(
-                self.block.seektime, session)
-            fill(self.block, patch)
-            self.block.seektime += INTERVAL
-        self.block.done = True    
-
-
--- a/pytchat/tool/videoinfo.py
+++ b/pytchat/tool/videoinfo.py
@@ -1,157 +0,0 @@
-import json
-import re
-import httpx
-from .. import config
-from ..exceptions import InvalidVideoIdException, PatternUnmatchError
-from ..util.extract_video_id import extract_video_id
-
-headers = config.headers
-
-pattern = re.compile(r"'PLAYER_CONFIG': ({.*}}})")
-
-item_channel_id = [
-    "videoDetails",
-    "embeddedPlayerOverlayVideoDetailsRenderer",
-    "channelThumbnailEndpoint",
-    "channelThumbnailEndpoint",
-    "urlEndpoint",
-    "urlEndpoint",
-    "url"
-]
-
-item_renderer = [
-    "embedPreview",
-    "thumbnailPreviewRenderer"
-]
-
-item_response = [
-    "args",
-    "embedded_player_response"
-]
-
-item_author_image = [
-    "videoDetails",
-    "embeddedPlayerOverlayVideoDetailsRenderer",
-    "channelThumbnail",
-    "thumbnails",
-    0,
-    "url"
-]
-
-item_thumbnail = [
-    "defaultThumbnail",
-    "thumbnails",
-    2,
-    "url"
-]
-
-item_channel_name = [
-    "videoDetails",
-    "embeddedPlayerOverlayVideoDetailsRenderer",
-    "expandedRenderer",
-    "embeddedPlayerOverlayVideoDetailsExpandedRenderer",
-    "title",
-    "runs",
-    0,
-    "text"
-]
-
-item_moving_thumbnail = [
-    "movingThumbnail",
-    "thumbnails",
-    0,
-    "url"
-]
-
-
-class VideoInfo:
-    '''
-    VideoInfo object retrieves YouTube video information.
-
-    Parameter
-    ---------
-    video_id : str
-
-    Exception
-    ---------
-    InvalidVideoIdException :
-        Occurs when video_id does not exist on YouTube.
-    '''
-
-    def __init__(self, video_id):
-        self.video_id = extract_video_id(video_id)
-        text = self._get_page_text(self.video_id)
-        self._parse(text)
-
-    def _get_page_text(self, video_id):
-        url = f"https://www.youtube.com/embed/{video_id}"
-        resp = httpx.get(url, headers=headers)
-        resp.raise_for_status()
-        return resp.text
-
-    def _parse(self, text):
-        result = re.search(pattern, text)
-        if result is None:
-            raise PatternUnmatchError(text)
-        res = json.loads(result.group(1)[:-1])
-        response = self._get_item(res, item_response)
-        if response is None:
-            self._check_video_is_private(res.get("args"))
-        self._renderer = self._get_item(json.loads(response), item_renderer)
-        if self._renderer is None:
-            raise InvalidVideoIdException(
-                f"No renderer found in video_id: [{self.video_id}].")
-
-    def _check_video_is_private(self, args):
-        if args and args.get("video_id"):
-            raise InvalidVideoIdException(
-                f"video_id [{self.video_id}] is private or deleted.")
-        raise InvalidVideoIdException(
-            f"video_id [{self.video_id}] is invalid.")
-
-    def _get_item(self, dict_body, items: list):
-        for item in items:
-            if dict_body is None:
-                break
-            if isinstance(dict_body, dict):
-                dict_body = dict_body.get(item)
-                continue
-            if isinstance(item, int) and \
-               isinstance(dict_body, list) and \
-               len(dict_body) > item:
-                dict_body = dict_body[item]
-                continue
-            return None
-        return dict_body
-
-    def get_duration(self):
-        duration_seconds = self._renderer.get("videoDurationSeconds")
-        if duration_seconds:
-            '''Fetched value is string, so cast to integer.'''
-            return int(duration_seconds)
-        '''When key is not found, explicitly returns None.'''
-        return None
-
-    def get_title(self):
-        if self._renderer.get("title"):
-            return [''.join(run["text"])
-                    for run in self._renderer["title"]["runs"]][0]
-        return None
-
-    def get_channel_id(self):
-        channel_url = self._get_item(self._renderer, item_channel_id)
-        if channel_url:
-            return channel_url[9:]
-        return None
-
-    def get_author_image(self):
-        return self._get_item(self._renderer, item_author_image)
-
-    def get_thumbnail(self):
-        return self._get_item(self._renderer, item_thumbnail)
-
-    def get_channel_name(self):
-        return self._get_item(self._renderer, item_channel_name)
-
-    def get_moving_thumbnail(self):
-        return self._get_item(self._renderer, item_moving_thumbnail)
--- a/pytchat/util/init.py
+++ b/pytchat/util/init.py
@@ -1,7 +1,20 @@
+import datetime
 import httpx
 import json
-import datetime
+import os
+import re
 from .. import config
+from .. exceptions import InvalidVideoIdException
+
+PATTERN = re.compile(r"(.*)\(([0-9]+)\)$")
+
+PATTERN_YTURL = re.compile(r"((?<=(v|V)/)|(?<=be/)|(?<=(\?|\&)v=)|(?<=embed/))([\w-]+)")
+
+YT_VIDEO_ID_LENGTH = 11
+
+CLIENT_VERSION = ''.join(("2.", (datetime.datetime.today() - datetime.timedelta(days=1)).strftime("%Y%m%d"), ".01.00"))
+
+UA = config.headers["user-agent"]


 def extract(url):
@@ -12,7 +25,70 @@ def extract(url):
        json.dump(html.json(), f, ensure_ascii=False)


-def save(data, filename, extention):
-    with open(filename + "_" + (datetime.datetime.now().strftime('%Y-%m-%d %H-%M-%S')) + extention,
-              mode='w', encoding='utf-8') as f:
+def save(data, filename, extention) -> str:
+    save_filename = filename + "_" + \
+        (datetime.datetime.now().strftime('%Y-%m-%d %H-%M-%S')) + extention
+    with open(save_filename, mode='w', encoding='utf-8') as f:
        f.writelines(data)
+    return save_filename
+
+
+def checkpath(filepath):
+    splitter = os.path.splitext(os.path.basename(filepath))
+    body = splitter[0]
+    extention = splitter[1]
+    newpath = filepath
+    counter = 1
+    while os.path.exists(newpath):
+        match = re.search(PATTERN, body)
+        if match:
+            counter = int(match[2]) + 1
+            num_with_bracket = f'({str(counter)})'
+            body = f'{match[1]}{num_with_bracket}'
+        else:
+            body = f'{body}({str(counter)})'
+        newpath = os.path.join(os.path.dirname(filepath), body + extention)
+    return newpath
+
+
+def get_param(continuation, replay=False, offsetms: int = 0, dat=''):
+    if offsetms < 0:
+        offsetms = 0
+    ret = {
+        "context": {
+            "client": {
+                "visitorData": dat,
+                "userAgent": UA,
+                "clientName": "WEB",
+                "clientVersion": CLIENT_VERSION,
+            },
+
+        },
+        "continuation": continuation,
+    }
+    if replay:
+        ret.setdefault("currentPlayerState", {
+                       "playerOffsetMs": str(int(offsetms))})
+    return ret
+
+
+def extract_video_id(url_or_id: str) -> str:
+    ret = ''
+    if '[' in url_or_id:
+        url_or_id = url_or_id.replace('[', '').replace(']', '')
+
+    if type(url_or_id) != str:
+        raise TypeError(f"{url_or_id}: URL or VideoID must be str, but {type(url_or_id)} is passed.")
+    if len(url_or_id) == YT_VIDEO_ID_LENGTH:
+        return url_or_id
+    match = re.search(PATTERN_YTURL, url_or_id)
+    if match is None:
+        raise InvalidVideoIdException(f"Invalid video id: {url_or_id}")
+    try:
+        ret = match.group(4)
+    except IndexError:
+        raise InvalidVideoIdException(f"Invalid video id: {url_or_id}")
+
+    if ret is None or len(ret) != YT_VIDEO_ID_LENGTH:
+        raise InvalidVideoIdException(f"Invalid video id: {url_or_id}")
+    return ret
--- a/pytchat/util/extract_video_id.py
+++ b/pytchat/util/extract_video_id.py
@@ -1,25 +0,0 @@
-import re
-from .. exceptions import InvalidVideoIdException
-
-
-PATTERN = re.compile(r"((?<=(v|V)/)|(?<=be/)|(?<=(\?|\&)v=)|(?<=embed/))([\w-]+)")
-YT_VIDEO_ID_LENGTH = 11
-
-
-def extract_video_id(url_or_id: str) -> str:
-    ret = ''
-    if type(url_or_id) != str:
-        raise TypeError(f"{url_or_id}: URL or VideoID must be str, but {type(url_or_id)} is passed.")
-    if len(url_or_id) == YT_VIDEO_ID_LENGTH:
-        return url_or_id
-    match = re.search(PATTERN, url_or_id)
-    if match is None:
-        raise InvalidVideoIdException(url_or_id)
-    try:
-        ret = match.group(4)
-    except IndexError:
-        raise InvalidVideoIdException(url_or_id)
-
-    if ret is None or len(ret) != YT_VIDEO_ID_LENGTH:
-        raise InvalidVideoIdException(url_or_id)
-    return ret
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1 @@
-httpx==0.14.1
-protobuf==3.13.0
-pytz
-urllib3
+httpx[http2]==0.16.1
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -1,4 +1,2 @@
-mock
-mocker
-pytest
-pytest_httpx
+pytest-mock
+pytest-httpx
--- a/setup.py
+++ b/setup.py
@@ -55,11 +55,6 @@ setup(
        'License :: OSI Approved :: MIT License',
    ],
    description="a python library for fetching youtube live chat.",
-    entry_points=
-    '''
-        [console_scripts]
-        pytchat=pytchat.cli:main
-    ''',
    install_requires=_requirements(),
    keywords='youtube livechat asyncio',
    license=license,
--- a/tests/test_arcparam.py
+++ b/tests/test_arcparam.py
@@ -7,26 +7,13 @@ from pytchat.parser.live import Parser

 def test_arcparam_0(mocker):
    param = arcparam.getparam("01234567890", -1)
-    assert param == "op2w0wQmGhxDZzhLRFFvTE1ERXlNelExTmpjNE9UQWdBUT09SARgAXICCAE%3D" 
+    assert param == "op2w0wSDARpsQ2pnYURRb0xNREV5TXpRMU5qYzRPVEFxSndvWVgxOWZYMTlmWDE5ZlgxOWZYMTlmWDE5ZlgxOWZYMTlmRWdzd01USXpORFUyTnpnNU1Cb1Q2cWpkdVFFTkNnc3dNVEl6TkRVMk56ZzVNQ0FCKOgHMAA4AEAASARSAiAAcgIIAXgA" 


 def test_arcparam_1(mocker):
    param = arcparam.getparam("01234567890", seektime=100000)
-    assert param == "op2w0wQtGhxDZzhLRFFvTE1ERXlNelExTmpjNE9UQWdBUT09KIDQ28P0AkgDYAFyAggB"
-
-
-def test_arcparam_2(mocker):
-    param = arcparam.getparam("SsjCnHOk-Sk", seektime=100)
-    url = f"https://www.youtube.com/live_chat_replay/get_live_chat_replay?continuation={param}&pbj=1"
-    resp = httpx.Client(http2=True).get(url, headers=config.headers)
-    jsn = json.loads(resp.text)
-    parser = Parser(is_replay=True)
-    contents = parser.get_contents(jsn)
-    _, chatdata = parser.parse(contents)
-    test_id = chatdata[0]["addChatItemAction"]["item"]["liveChatTextMessageRenderer"]["id"]
-    assert test_id == "CjoKGkNMYXBzZTdudHVVQ0Zjc0IxZ0FkTnFnQjVREhxDSnlBNHV2bnR1VUNGV0dnd2dvZDd3NE5aZy0w"
-
+    assert param == "op2w0wSHARpsQ2pnYURRb0xNREV5TXpRMU5qYzRPVEFxSndvWVgxOWZYMTlmWDE5ZlgxOWZYMTlmWDE5ZlgxOWZYMTlmRWdzd01USXpORFUyTnpnNU1Cb1Q2cWpkdVFFTkNnc3dNVEl6TkRVMk56ZzVNQ0FCKIDQ28P0AjAAOABAAEgDUgIgAHICCAF4AA%3D%3D"

 def test_arcparam_3(mocker):
    param = arcparam.getparam("01234567890")
-    assert param == "op2w0wQmGhxDZzhLRFFvTE1ERXlNelExTmpjNE9UQWdBUT09SARgAXICCAE%3D"
+    assert param == "op2w0wSDARpsQ2pnYURRb0xNREV5TXpRMU5qYzRPVEFxSndvWVgxOWZYMTlmWDE5ZlgxOWZYMTlmWDE5ZlgxOWZYMTlmRWdzd01USXpORFUyTnpnNU1Cb1Q2cWpkdVFFTkNnc3dNVEl6TkRVMk56ZzVNQ0FCKOgHMAA4AEAASARSAiAAcgIIAXgA"
--- a/tests/test_arcparam_mining.py
+++ b/tests/test_arcparam_mining.py
@@ -1,41 +0,0 @@
-from pytchat.tool.mining import parser
-import pytchat.config as config
-import httpx
-import json
-from pytchat.paramgen import arcparam_mining as arcparam
-
-
-def test_arcparam_e(mocker):
-    try:
-        arcparam.getparam("01234567890", -1)
-        assert False
-    except ValueError:
-        assert True
-
-
-def test_arcparam_0(mocker):
-    param = arcparam.getparam("01234567890", 0)
-
-    assert param == "op2w0wQsGiBDZzhhRFFvTE1ERXlNelExTmpjNE9UQWdBUSUzRCUzREABYARyAggBeAE%3D"
-
-
-def test_arcparam_1(mocker):
-    param = arcparam.getparam("01234567890", seektime=100000)
-    print(param)
-    assert param == "op2w0wQzGiBDZzhhRFFvTE1ERXlNelExTmpjNE9UQWdBUSUzRCUzREABWgUQgMLXL2AEcgIIAXgB"
-
-
-def test_arcparam_2(mocker):
-    param = arcparam.getparam("PZz9NB0-Z64", 1)
-    url = f"https://www.youtube.com/live_chat_replay?continuation={param}&playerOffsetMs=1000&pbj=1"
-    resp = httpx.Client(http2=True).get(url, headers=config.headers)
-    jsn = json.loads(resp.text)
-    _, chatdata = parser.parse(jsn[1])
-    test_id = chatdata[0]["addChatItemAction"]["item"]["liveChatPaidMessageRenderer"]["id"]
-    print(test_id)
-    assert test_id == "ChwKGkNKSGE0YnFJeWVBQ0ZWcUF3Z0VkdGIwRm9R"
-
-
-def test_arcparam_3(mocker):
-    param = arcparam.getparam("01234567890")
-    assert param == "op2w0wQsGiBDZzhhRFFvTE1ERXlNelExTmpjNE9UQWdBUSUzRCUzREABYARyAggBeAE%3D"
--- a/tests/test_calculator_parse.py
+++ b/tests/test_calculator_parse.py
@@ -9,26 +9,28 @@ def _open_file(path):
    with open(path, mode='r', encoding='utf-8') as f:
        return f.read()

+
 def load_chatdata(filepath):
    parser = Parser(is_replay=True)
    # print(json.loads(_open_file(filepath)))
-    contents = parser.get_contents( json.loads(_open_file(filepath)))
+    contents = parser.get_contents(json.loads(_open_file(filepath)))[0]
    return parser.parse(contents)[1]


-
 def test_parse_1():
    renderer = {"purchaseAmountText": {"simpleText": "￥2,000"}}
    symbol, amount = parse(renderer)
    assert symbol == '￥'
    assert amount == 2000.0

+
 def test_parse_2():
    renderer = {"purchaseAmountText": {"simpleText": "ABC\x0a200"}}
    symbol, amount = parse(renderer)
    assert symbol == 'ABC\x0a'
    assert amount == 200.0

+
 def test_process_0():
    """
    parse superchat data
@@ -38,7 +40,9 @@ def test_process_0():
        'timeout': 10,
        'chatdata': load_chatdata(r"tests/testdata/calculator/superchat_0.json")
    }
-    assert SuperchatCalculator().process([chat_component])=={'￥': 6800.0, '€': 2.0}
+    assert SuperchatCalculator().process([chat_component]) == {
+        '￥': 6800.0, '€': 2.0}
+

 def test_process_1():
    """
@@ -51,6 +55,7 @@ def test_process_1():
    }
    assert SuperchatCalculator().process([chat_component]) == {}

+
 def test_process_2():
    """
    try to parse after replay end
@@ -65,4 +70,3 @@ def test_process_2():
        SuperchatCalculator().process([chat_component])
    except ChatParseException:
        assert True
-    
--- a/tests/test_compatible_processor.py
+++ b/tests/test_compatible_processor.py
@@ -11,7 +11,7 @@ def test_textmessage(mocker):

    _json = _open_file("tests/testdata/compatible/textmessage.json")

-    _, chatdata = parser.parse(parser.get_contents(json.loads(_json)))
+    _, chatdata = parser.parse(parser.get_contents(json.loads(_json))[0])
    data = {
        "video_id": "",
        "timeout": 7,
@@ -51,7 +51,7 @@ def test_newsponcer(mocker):

    _json = _open_file("tests/testdata/compatible/newSponsor.json")

-    _, chatdata = parser.parse(parser.get_contents(json.loads(_json)))
+    _, chatdata = parser.parse(parser.get_contents(json.loads(_json))[0])
    data = {
        "video_id": "",
        "timeout": 7,
@@ -88,7 +88,7 @@ def test_newsponcer_rev(mocker):

    _json = _open_file("tests/testdata/compatible/newSponsor_rev.json")

-    _, chatdata = parser.parse(parser.get_contents(json.loads(_json)))
+    _, chatdata = parser.parse(parser.get_contents(json.loads(_json))[0])
    data = {
        "video_id": "",
        "timeout": 7,
@@ -125,7 +125,7 @@ def test_superchat(mocker):

    _json = _open_file("tests/testdata/compatible/superchat.json")

-    _, chatdata = parser.parse(parser.get_contents(json.loads(_json)))
+    _, chatdata = parser.parse(parser.get_contents(json.loads(_json))[0])
    data = {
        "video_id": "",
        "timeout": 7,
@@ -164,7 +164,7 @@ def test_unregistered_currency(mocker):

    _json = _open_file("tests/testdata/unregistered_currency.json")

-    _, chatdata = parser.parse(parser.get_contents(json.loads(_json)))
+    _, chatdata = parser.parse(parser.get_contents(json.loads(_json))[0])

    data = {
        "video_id": "",
--- a/tests/test_default_processor.py
+++ b/tests/test_default_processor.py
@@ -1,15 +1,24 @@
 import json
+from datetime import datetime
 from pytchat.parser.live import Parser
 from pytchat.processors.default.processor import DefaultProcessor


+TEST_TIMETSTAMP = 1570678496000000
+
+
+def get_local_datetime(timestamp):
+    dt = datetime.fromtimestamp(timestamp / 1000000)
+    return dt.strftime('%Y-%m-%d %H:%M:%S')
+
+
 def test_textmessage(mocker):
    '''text message'''
    processor = DefaultProcessor()
    parser = Parser(is_replay=False)
    _json = _open_file("tests/testdata/default/textmessage.json")

-    _, chatdata = parser.parse(parser.get_contents(json.loads(_json)))
+    _, chatdata = parser.parse(parser.get_contents(json.loads(_json))[0])
    data = {
        "video_id": "",
        "timeout": 7,
@@ -17,11 +26,10 @@ def test_textmessage(mocker):
    }

    ret = processor.process([data]).items[0]
-    assert ret.chattype == "textMessage"
    assert ret.id == "dummy_id"
    assert ret.message == "dummy_message"
    assert ret.timestamp == 1570678496000
-    assert ret.datetime == "2019-10-10 12:34:56"
+    assert ret.datetime == get_local_datetime(TEST_TIMETSTAMP)
    assert ret.author.name == "author_name"
    assert ret.author.channelId == "author_channel_id"
    assert ret.author.channelUrl == "http://www.youtube.com/channel/author_channel_id"
@@ -39,7 +47,7 @@ def test_textmessage_replay_member(mocker):
    parser = Parser(is_replay=True)
    _json = _open_file("tests/testdata/default/replay_member_text.json")

-    _, chatdata = parser.parse(parser.get_contents(json.loads(_json)))
+    _, chatdata = parser.parse(parser.get_contents(json.loads(_json))[0])
    data = {
        "video_id": "",
        "timeout": 7,
@@ -47,13 +55,12 @@ def test_textmessage_replay_member(mocker):
    }
    
    ret = processor.process([data]).items[0]
-    assert ret.chattype == "textMessage"
    assert ret.type == "textMessage"
    assert ret.id == "dummy_id"
    assert ret.message == "dummy_message"
    assert ret.messageEx == ["dummy_message"]
    assert ret.timestamp == 1570678496000
-    assert ret.datetime == "2019-10-10 12:34:56"
+    assert ret.datetime == get_local_datetime(TEST_TIMETSTAMP)
    assert ret.elapsedTime == "1:23:45"
    assert ret.author.name == "author_name"
    assert ret.author.channelId == "author_channel_id"
@@ -72,7 +79,7 @@ def test_superchat(mocker):
    parser = Parser(is_replay=False)
    _json = _open_file("tests/testdata/default/superchat.json")

-    _, chatdata = parser.parse(parser.get_contents(json.loads(_json)))
+    _, chatdata = parser.parse(parser.get_contents(json.loads(_json))[0])
    data = {
        "video_id": "",
        "timeout": 7,
@@ -80,14 +87,12 @@ def test_superchat(mocker):
    }
    
    ret = processor.process([data]).items[0]
-    print(json.dumps(chatdata, ensure_ascii=False))
-    assert ret.chattype == "superChat"
    assert ret.type == "superChat"
    assert ret.id == "dummy_id"
    assert ret.message == "dummy_message"
    assert ret.messageEx == ["dummy_message"]
    assert ret.timestamp == 1570678496000
-    assert ret.datetime == "2019-10-10 12:34:56"
+    assert ret.datetime == get_local_datetime(TEST_TIMETSTAMP)
    assert ret.elapsedTime == ""
    assert ret.amountValue == 800
    assert ret.amountString == "￥800"
@@ -116,7 +121,7 @@ def test_supersticker(mocker):
    parser = Parser(is_replay=False)
    _json = _open_file("tests/testdata/default/supersticker.json")

-    _, chatdata = parser.parse(parser.get_contents(json.loads(_json)))
+    _, chatdata = parser.parse(parser.get_contents(json.loads(_json))[0])
    data = {
        "video_id": "",
        "timeout": 7,
@@ -124,14 +129,12 @@ def test_supersticker(mocker):
    }
   
    ret = processor.process([data]).items[0]
-    print(json.dumps(chatdata, ensure_ascii=False))
-    assert ret.chattype == "superSticker"
    assert ret.type == "superSticker"
    assert ret.id == "dummy_id"
    assert ret.message == ""
    assert ret.messageEx == []
    assert ret.timestamp == 1570678496000
-    assert ret.datetime == "2019-10-10 12:34:56"
+    assert ret.datetime == get_local_datetime(TEST_TIMETSTAMP)
    assert ret.elapsedTime == ""
    assert ret.amountValue == 200
    assert ret.amountString == "￥200"
@@ -159,7 +162,7 @@ def test_sponsor(mocker):
    parser = Parser(is_replay=False)
    _json = _open_file("tests/testdata/default/newSponsor_current.json")

-    _, chatdata = parser.parse(parser.get_contents(json.loads(_json)))
+    _, chatdata = parser.parse(parser.get_contents(json.loads(_json))[0])
    data = {
        "video_id": "",
        "timeout": 7,
@@ -167,14 +170,12 @@ def test_sponsor(mocker):
    }
    
    ret = processor.process([data]).items[0]
-    print(json.dumps(chatdata, ensure_ascii=False))
-    assert ret.chattype == "newSponsor"
    assert ret.type == "newSponsor"
    assert ret.id == "dummy_id"
    assert ret.message == "新規メンバー"
    assert ret.messageEx == ["新規メンバー"]
    assert ret.timestamp == 1570678496000
-    assert ret.datetime == "2019-10-10 12:34:56"
+    assert ret.datetime == get_local_datetime(TEST_TIMETSTAMP)
    assert ret.elapsedTime == ""
    assert ret.bgColor == 0
    assert ret.author.name == "author_name"
@@ -194,7 +195,7 @@ def test_sponsor_legacy(mocker):
    parser = Parser(is_replay=False)
    _json = _open_file("tests/testdata/default/newSponsor_lagacy.json")

-    _, chatdata = parser.parse(parser.get_contents(json.loads(_json)))
+    _, chatdata = parser.parse(parser.get_contents(json.loads(_json))[0])
    data = {
        "video_id": "",
        "timeout": 7,
@@ -202,14 +203,12 @@ def test_sponsor_legacy(mocker):
    }
    
    ret = processor.process([data]).items[0]
-    print(json.dumps(chatdata, ensure_ascii=False))
-    assert ret.chattype == "newSponsor"
    assert ret.type == "newSponsor"
    assert ret.id == "dummy_id"
    assert ret.message == "新規メンバー / ようこそ、author_name！"
    assert ret.messageEx == ["新規メンバー / ようこそ、author_name！"]
    assert ret.timestamp == 1570678496000
-    assert ret.datetime == "2019-10-10 12:34:56"
+    assert ret.datetime == get_local_datetime(TEST_TIMETSTAMP)
    assert ret.elapsedTime == ""
    assert ret.bgColor == 0
    assert ret.author.name == "author_name"
--- a/tests/test_extract_duplcheck.py
+++ b/tests/test_extract_duplcheck.py
@@ -1,134 +0,0 @@
-import json
-from pytchat.tool.extract import duplcheck
-from pytchat.tool.extract import parser
-from pytchat.tool.extract.block import Block
-from pytchat.tool.extract.duplcheck import _dump
-
-
-def _open_file(path):
-    with open(path, mode='r', encoding='utf-8') as f:
-        return f.read()
-
-
-def test_overlap():
-    """
-    test overlap data
-        operation : [0]  [2] [3]  [4] -> last :align to end
-                    [1] , [5] -> no change
-
-    """
-
-    def load_chatdata(filename):
-        return parser.parse(
-            json.loads(_open_file(
-                "tests/testdata/extract_duplcheck/overlap/" + filename))
-        )[1]
-
-    blocks = (
-        Block(first=0, last=12771, end=9890,
-              chat_data=load_chatdata("dp0-0.json")),
-        Block(first=9890, last=15800, end=20244,
-              chat_data=load_chatdata("dp0-1.json")),
-        Block(first=20244, last=45146, end=32476,
-              chat_data=load_chatdata("dp0-2.json")),
-        Block(first=32476, last=50520, end=41380,
-              chat_data=load_chatdata("dp0-3.json")),
-        Block(first=41380, last=62875, end=52568,
-              chat_data=load_chatdata("dp0-4.json")),
-        Block(first=52568, last=62875, end=54000,
-              chat_data=load_chatdata("dp0-5.json"), is_last=True)
-    )
-    result = duplcheck.remove_overlap(blocks)
-    # dp0-0.json has item offset time is 9890 (equals block[0].end = block[1].first),
-    # but must be aligne to the most close and smaller value:9779.
-    assert result[0].last == 9779
-
-    assert result[1].last == 15800
-
-    assert result[2].last == 32196
-
-    assert result[3].last == 41116
-
-    assert result[4].last == 52384
-
-    # the last block must be always added to result.
-    assert result[5].last == 62875
-
-
-def test_duplicate_head():
-
-    def load_chatdata(filename):
-        return parser.parse(
-            json.loads(_open_file(
-                "tests/testdata/extract_duplcheck/head/" + filename))
-        )[1]
-
-    """
-    test duplicate head data 
-        operation : [0] , [1]  -> discard [0]
-                    [1] , [2]  -> discard [1]
-                    [2] , [3]  -> append  [2]
-                    [3] , [4]  -> discard [3]
-                    [4] , [5]  -> append  [4]
-                    append [5]
-
-        result    : [2] , [4] , [5] 
-    """
-
-    # chat data offsets are ignored.
-    blocks = (
-        Block(first=0, last=2500, chat_data=load_chatdata("dp0-0.json")),
-        Block(first=0, last=38771, chat_data=load_chatdata("dp0-1.json")),
-        Block(first=0, last=45146, chat_data=load_chatdata("dp0-2.json")),
-        Block(first=20244, last=60520, chat_data=load_chatdata("dp0-3.json")),
-        Block(first=20244, last=62875, chat_data=load_chatdata("dp0-4.json")),
-        Block(first=52568, last=62875, chat_data=load_chatdata("dp0-5.json"))
-    )
-    _dump(blocks)
-    result = duplcheck.remove_duplicate_head(blocks)
-
-    assert len(result) == 3
-    assert result[0].first == blocks[2].first
-    assert result[0].last == blocks[2].last
-    assert result[1].first == blocks[4].first
-    assert result[1].last == blocks[4].last
-    assert result[2].first == blocks[5].first
-    assert result[2].last == blocks[5].last
-
-
-def test_duplicate_tail():
-    """
-    test duplicate tail data 
-        operation : append [0]
-                    [0] , [1]  -> discard [1]
-                    [1] , [2]  -> append  [2]
-                    [2] , [3]  -> discard [3]
-                    [3] , [4]  -> append  [4]
-                    [4] , [5]  -> discard [5]
-
-        result    : [0] , [2] , [4] 
-    """
-    def load_chatdata(filename):
-        return parser.parse(
-            json.loads(_open_file(
-                "tests/testdata/extract_duplcheck/head/" + filename))
-        )[1]
-    # chat data offsets are ignored.
-    blocks = (
-        Block(first=0, last=2500, chat_data=load_chatdata("dp0-0.json")),
-        Block(first=1500, last=2500, chat_data=load_chatdata("dp0-1.json")),
-        Block(first=10000, last=45146, chat_data=load_chatdata("dp0-2.json")),
-        Block(first=20244, last=45146, chat_data=load_chatdata("dp0-3.json")),
-        Block(first=20244, last=62875, chat_data=load_chatdata("dp0-4.json")),
-        Block(first=52568, last=62875, chat_data=load_chatdata("dp0-5.json"))
-    )
-
-    result = duplcheck.remove_duplicate_tail(blocks)
-    _dump(result)
-    assert len(result) == 3
-    assert result[0].first == blocks[0].first
-    assert result[0].last == blocks[0].last
-    assert result[1].first == blocks[2].first
-    assert result[1].last == blocks[2].last
-    assert result[2].first == blocks[4].first
-    assert result[2].last == blocks[4].last
--- a/tests/test_extract_patch.py
+++ b/tests/test_extract_patch.py
@@ -1,239 +0,0 @@
-import json
-
-from pytchat.tool.extract import parser
-from pytchat.tool.extract.block import Block
-from pytchat.tool.extract.patch import Patch, split
-
-
-def _open_file(path):
-    with open(path, mode='r', encoding='utf-8') as f:
-        return f.read()
-
-
-def load_chatdata(filename):
-    return parser.parse(
-        json.loads(_open_file("tests/testdata/fetch_patch/" + filename))
-    )[1]
-
-
-def test_split_0():
-    """
-    Normal case
-
-    ~~~~~~ before ~~~~~~
-
-     @parent_block  (# = already fetched)
-    
-     first    last                                     end
-       |########----------------------------------------|
-    
-
-     @child_block
-    
-     first = last = 0                                  end (=parent_end)
-       |                                                |
-    
-
-     @fetched patch
-                            |-- patch --|
-    
-     
-                            |
-                            |
-                            V 
-
-    ~~~~~~ after ~~~~~~
-    
-
-     @parent_block
-    
-     first    last         end (after split)   
-       |########------------|
-    
-     @child_block
-                          first       last            end            
-                            |###########---------------|
-    
-     @fetched patch
-                            |-- patch --|
-    """
-    parent = Block(first=0, last=4000, end=60000,
-                   continuation='parent', during_split=True)
-    child = Block(first=0, last=0, end=60000,
-                  continuation='mean', during_split=True)
-    patch = Patch(chats=load_chatdata('pt0-5.json'),
-                  first=32500, last=34000, continuation='patch')
-
-    split(parent, child, patch)
-
-    assert child.continuation == 'patch'
-    assert parent.last < child.first
-    assert parent.end == child.first
-    assert child.first < child.last
-    assert child.last < child.end
-    assert parent.during_split is False
-    assert child.during_split is False
-
-
-def test_split_1():
-    """patch.first <= parent_block.last
-
-    While awaiting at run()->asyncdl._fetch()
-    fetching parent_block proceeds, 
-    and parent.block.last exceeds patch.first.
-
-    In this case, fetched patch is all discarded,
-    and worker searches other processing block again. 
-
-    ~~~~~~ before ~~~~~~
-
-                          patch.first
-      first                 |    last                  end
-       |####################|#####|---------------------|
-                            ^
-     @child_block
-     first = last = 0                                  end (=parent_end)
-       |                                                |
-     
-     @fetched patch
-                            |-- patch --|
-    
-     
-                            |
-                            |
-                            V 
-    
-    ~~~~~~ after ~~~~~~
-
-     @parent_block
-     first                       last                  end
-       |###########################|--------------------|
-    
-     @child_block
-                                
-                            ..............　-> 　discard all data
-                   
-    """
-    parent = Block(first=0, last=33000, end=60000, continuation='parent', during_split=True)
-    child = Block(first=0, last=0, end=60000, continuation='mean', during_split=True)
-    patch = Patch(chats=load_chatdata('pt0-5.json'),
-        first=32500, last=34000, continuation='patch')
-
-    split(parent, child, patch)
-
-    assert parent.last == 33000  # no change
-    assert parent.end == 60000  # no change
-    assert child.continuation is None
-    assert parent.during_split is False
-    assert child.during_split is True  # exclude during_split sequence
-
-
-def test_split_2():
-    """child_block.end < patch.last:
-
-    Case the last offset of patch exceeds child_block.end.
-    In this case, remove overlapped data of patch.
-
-    ~~~~~~ before ~~~~~~
-
-     @parent_block  (# = already fetched)
-     first    last                           end (before split)
-       |########------------------------------|
-    
-     @child_block
-     first = last = 0                        end (=parent_end)
-       |                                      |
-    
-    continuation:succeed from patch
-    
-     @fetched patch
-                            |-------- patch --------|
-    
-     
-                            |
-                            |
-                            V 
-
-    ~~~~~~ after ~~~~~~
-
-     @parent_block
-     first    last         end (after split)   
-       |########------------|
-
-     @child_block                                  old patch.end            
-                          first            last=end |
-                            |#################|......   cut extra data.
-                                                    ^
-    continuation : None (extract complete)
-
-     @fetched patch                                 
-                            |-------- patch --------|
-    """
-    parent = Block(first=0, last=4000, end=33500, continuation='parent', during_split=True)
-    child = Block(first=0, last=0, end=33500, continuation='mean', during_split=True)
-    patch = Patch(chats=load_chatdata('pt0-5.json'),
-        first=32500, last=34000, continuation='patch')
-     
-    split(parent, child, patch)
-
-    assert child.continuation is None
-    assert parent.last < child.first
-    assert parent.end == child.first
-    assert child.first < child.last
-    assert child.last < child.end
-    assert child.continuation is None
-    assert parent.during_split is False
-    assert child.during_split is False
-
-
-def test_split_none():
-    """patch.last <= parent_block.last
-
-    While awaiting at run()->asyncdl._fetch()
-    fetching parent_block proceeds, 
-    and parent.block.last exceeds patch.first.
-
-    In this case, fetched patch is all discarded,
-    and worker searches other processing block again.
-    
-    ~~~~~~ before ~~~~~~
-
-                          patch.first
-     first                  |   last                   end
-       |####################|###################|-------|
-                            ^
-     @child_block
-     first = last = 0                                  end (=parent_end)
-       |                                                |
-     
-     @fetched patch
-                            |-- patch --|
-                                      patch.last < parent_block.last                       .
-     
-                            |
-                            |
-                            V 
-    
-    ~~~~~~ after ~~~~~~
-
-     @parent_block
-     first                       last           end (before split)
-       |########################################|-------|
-
-     @child_block
-                                           
-                            ............    -> discard all data.
-
-    """
-    parent = Block(first=0, last=40000, end=60000, continuation='parent', during_split=True)
-    child = Block(first=0, last=0, end=60000, continuation='mean', during_split=True)
-    patch = Patch(chats=load_chatdata('pt0-5.json'),
-        first=32500, last=34000, continuation='patch')
-    
-    split(parent, child, patch)
-
-    assert parent.last == 40000  # no change
-    assert parent.end == 60000  # no change
-    assert child.continuation is None
-    assert parent.during_split is False
-    assert child.during_split is True  # exclude during_split sequence
--- a/tests/test_extract_video_id.py
+++ b/tests/test_extract_video_id.py
@@ -1,4 +1,4 @@
-from pytchat.util.extract_video_id import extract_video_id
+from pytchat.util import extract_video_id
 from pytchat.exceptions import InvalidVideoIdException

 VALID_TEST_PATTERNS = (
--- a/tests/test_liveparam.py
+++ b/tests/test_liveparam.py
@@ -5,5 +5,5 @@ def test_liveparam_0(mocker):
    _ts1= 1546268400
    param = liveparam._build("01234567890",
    *([_ts1*1000000 for i in range(5)]), topchat_only=False)
-    test_param="0ofMyANcGhxDZzhLRFFvTE1ERXlNelExTmpjNE9UQWdBUT09KIC41tWqyt8CQAFKC1CAuNbVqsrfAlgDUIC41tWqyt8CWIC41tWqyt8CaAGCAQIIAZoBAKABgLjW1arK3wI%3D"
+    test_param="0ofMyAN1GhxDZzhLRFFvTE1ERXlNelExTmpjNE9UQWdBUT09KIC41tWqyt8CMAA4AEABShsIABAAGAAgADoAQABKAFCAuNbVqsrfAlgDeABQgLjW1arK3wJYgLjW1arK3wJoAYIBAggBiAEAmgECCACgAYC41tWqyt8C"
    assert test_param == param
--- a/tests/test_parser.py
+++ b/tests/test_parser.py
@@ -12,29 +12,23 @@ def _open_file(path):


 def test_finishedlive(*mock):
-    '''配信が終了した動画を正しく処理できるか'''
    _text = _open_file('tests/testdata/finished_live.json')
    _text = json.loads(_text)

    try:
-        parser.parse(parser.get_contents(_text))
+        parser.parse(parser.get_contents(_text)[0])
        assert False
    except NoContents:
        assert True


 def test_parsejson(*mock):
-    '''jsonを正常にパースできるか'''
    _text = _open_file('tests/testdata/paramgen_firstread.json')
    _text = json.loads(_text)

    try:
-        parser.parse(parser.get_contents(_text))
-        jsn = _text
-        timeout = jsn["response"]["continuationContents"]["liveChatContinuation"]["continuations"][0]["timedContinuationData"]["timeoutMs"]
-        continuation = jsn["response"]["continuationContents"]["liveChatContinuation"][
-            "continuations"][0]["timedContinuationData"]["continuation"]
-        assert timeout == 5035
-        assert continuation == "0ofMyAPiARp8Q2c4S0RRb0xhelJMZDBsWFQwdERkalFhUTZxNXdiMEJQUW83YUhSMGNITTZMeTkzZDNjdWVXOTFkSFZpWlM1amIyMHZiR2wyWlY5amFHRjBQM1k5YXpSTGQwbFhUMHREZGpRbWFYTmZjRzl3YjNWMFBURWdBZyUzRCUzRCiPz5-Os-PkAjAAOABAAUorCAAQABgAIAAqDnN0YXRpY2NoZWNrc3VtOgBAAEoCCAFQgJqXjrPj5AJYA1CRwciOs-PkAli3pNq1k-PkAmgBggEECAEQAIgBAKABjbfnjrPj5AI%3D"
+        s, _ = parser.parse(parser.get_contents(_text)[0])
+        assert s['timeoutMs'] == 5035
+        assert s['continuation'] == "0ofMyAPiARp8Q2c4S0RRb0xhelJMZDBsWFQwdERkalFhUTZxNXdiMEJQUW83YUhSMGNITTZMeTkzZDNjdWVXOTFkSFZpWlM1amIyMHZiR2wyWlY5amFHRjBQM1k5YXpSTGQwbFhUMHREZGpRbWFYTmZjRzl3YjNWMFBURWdBZyUzRCUzRCiPz5-Os-PkAjAAOABAAUorCAAQABgAIAAqDnN0YXRpY2NoZWNrc3VtOgBAAEoCCAFQgJqXjrPj5AJYA1CRwciOs-PkAli3pNq1k-PkAmgBggEECAEQAIgBAKABjbfnjrPj5AI%3D"
    except Exception:
        assert False
--- a/tests/test_speed_calculator.py
+++ b/tests/test_speed_calculator.py
@@ -15,7 +15,7 @@ def test_speed_1(mocker):

    _json = _open_file("tests/testdata/speed/speedtest_normal.json")

-    _, chatdata = parser.parse(parser.get_contents(json.loads(_json)))
+    _, chatdata = parser.parse(parser.get_contents(json.loads(_json))[0])
    data = {
        "video_id": "",
        "timeout": 10,
@@ -32,7 +32,7 @@ def test_speed_2(mocker):

    _json = _open_file("tests/testdata/speed/speedtest_undefined.json")

-    _, chatdata = parser.parse(parser.get_contents(json.loads(_json)))
+    _, chatdata = parser.parse(parser.get_contents(json.loads(_json))[0])
    data = {
        "video_id": "",
        "timeout": 10,
@@ -49,7 +49,7 @@ def test_speed_3(mocker):

    _json = _open_file("tests/testdata/speed/speedtest_empty.json")

-    _, chatdata = parser.parse(parser.get_contents(json.loads(_json)))
+    _, chatdata = parser.parse(parser.get_contents(json.loads(_json))[0])
    data = {
        "video_id": "",
        "timeout": 10,
--- a/tests/test_videoinfo.py
+++ b/tests/test_videoinfo.py
@@ -1,90 +0,0 @@
-from json.decoder import JSONDecodeError
-from pytchat.tool.videoinfo import VideoInfo
-from pytchat.exceptions import InvalidVideoIdException, PatternUnmatchError
-from pytchat import util
-
-
-def _open_file(path):
-    with open(path, mode='r', encoding='utf-8') as f:
-        return f.read()
-
-
-def _set_test_data(filepath, mocker):
-    _text = _open_file(filepath)
-    response_mock = mocker.Mock()
-    response_mock.status_code = 200
-    response_mock.text = _text
-    mocker.patch('httpx.get').return_value = response_mock
-
-
-def test_archived_page(mocker):
-    _set_test_data('tests/testdata/videoinfo/archived_page.txt', mocker)
-    info = VideoInfo('__test_id__')
-    actual_thumbnail_url = 'https://i.ytimg.com/vi/fzI9FNjXQ0o/hqdefault.jpg'
-    assert info.video_id == '__test_id__'
-    assert info.get_channel_name() == 'GitHub'
-    assert info.get_thumbnail() == actual_thumbnail_url
-    assert info.get_title() == 'GitHub Arctic Code Vault'
-    assert info.get_channel_id() == 'UC7c3Kb6jYCRj4JOHHZTxKsQ'
-    assert info.get_duration() == 148
-
-
-def test_live_page(mocker):
-    _set_test_data('tests/testdata/videoinfo/live_page.txt', mocker)
-    info = VideoInfo('__test_id__')
-    '''live page :duration = 0'''        
-    assert info.get_duration() == 0
-    assert info.video_id == '__test_id__'
-    assert info.get_channel_name() == 'BGM channel'
-    assert info.get_thumbnail() == \
-        'https://i.ytimg.com/vi/fEvM-OUbaKs/hqdefault_live.jpg'
-    assert info.get_title() == (
-        'Coffee Jazz Music - Chill Out Lounge Jazz Music Radio'
-        ' - 24/7 Live Stream - Slow Jazz')
-    assert info.get_channel_id() == 'UCQINXHZqCU5i06HzxRkujfg'
-
-
-def test_invalid_video_id(mocker):
-    '''Test case invalid video_id is specified.'''
-    _set_test_data(
-        'tests/testdata/videoinfo/invalid_video_id_page.txt', mocker)
-    try:
-        _ = VideoInfo('__test_id__')
-        assert False
-    except InvalidVideoIdException:
-        assert True
-
-
-def test_no_info(mocker):
-    '''Test case the video page has renderer, but no info.'''
-    _set_test_data(
-        'tests/testdata/videoinfo/no_info_page.txt', mocker)
-    info = VideoInfo('__test_id__')
-    assert info.video_id == '__test_id__'
-    assert info.get_channel_name() is None
-    assert info.get_thumbnail() is None
-    assert info.get_title() is None
-    assert info.get_channel_id() is None
-    assert info.get_duration() is None
-
-
-def test_collapsed_data(mocker):
-    '''Test case the video page's info is collapsed.'''
-    _set_test_data(
-        'tests/testdata/videoinfo/collapsed_page.txt', mocker)
-    try:
-        _ = VideoInfo('__test_id__')
-        assert False
-    except JSONDecodeError:
-        assert True
-
-
-def test_pattern_unmatch(mocker):
-    '''Test case the pattern for extraction is unmatched.'''
-    _set_test_data(
-        'tests/testdata/videoinfo/pattern_unmatch.txt', mocker)
-    try:
-        _ = VideoInfo('__test_id__')
-        assert False
-    except PatternUnmatchError:
-        assert True
--- a/tests/testdata/calculator/superchat_0.json
+++ b/tests/testdata/calculator/superchat_0.json
@@ -1,5 +1,4 @@
 {
- "response": {
 "responseContext": {
  "webResponseContextExtensionData": ""
 },
@@ -3321,4 +3320,3 @@
  }
 }
 }
-}
--- a/tests/testdata/calculator/text_only.json
+++ b/tests/testdata/calculator/text_only.json
@@ -1,5 +1,4 @@
 {
- "response": {
  "responseContext": {
    "webResponseContextExtensionData": ""
  },
@@ -86,4 +85,3 @@
    }
  }
 }
-}
--- a/tests/testdata/chatreplay.json
+++ b/tests/testdata/chatreplay.json
@@ -15,7 +15,6 @@
      "url": "/live_chat_replay/get_live_chat_replay?continuation=op2w0wRyGjxDZzhhRFFvTFUzTnFRMjVJVDJzdFUyc2FFLXFvM2JrQkRRb0xVM05xUTI1SVQyc3RVMnNnQVElM0QlM0QoATAAOABAAEgEUhwIABAAGAAgACoOc3RhdGljY2hlY2tzdW1AAFgDYAFoAHIECAEQAHgA"
    }
  },
-    "response": {
  "responseContext": {
    "serviceTrackingParams": [
      {
@@ -3096,9 +3095,8 @@
        }
      ]
    }
-        }
  },
  "csn": "CAXIXa-uHZnC4wL5nZ7oBQ",
-    "url": "\/live_chat_replay\/get_live_chat_replay?continuation=op2w0wRyGjxDZzhhRFFvTFUzTnFRMjVJVDJzdFUyc2FFLXFvM2JrQkRRb0xVM05xUTI1SVQyc3RVMnNnQVElM0QlM0QoATAAOABAAEgEUhwIABAAGAAgACoOc3RhdGljY2hlY2tzdW1AAFgDYAFoAHIECAEQAHgA",
+  "url": "/live_chat_replay/get_live_chat_replay?continuation=op2w0wRyGjxDZzhhRFFvTFUzTnFRMjVJVDJzdFUyc2FFLXFvM2JrQkRRb0xVM05xUTI1SVQyc3RVMnNnQVElM0QlM0QoATAAOABAAEgEUhwIABAAGAAgACoOc3RhdGljY2hlY2tzdW1AAFgDYAFoAHIECAEQAHgA",
  "xsrf_token": "QUFFLUhqbTZWWEFiT3ZxaDAtY09pRzZXSUotZC1uclFMQXxBQ3Jtc0tsOFZYN09CWFlBd2NKSFB4R3hmN3dUY2xXaW9tbzdFZlZBTllDcnBhMG9WUXVkZGZ5RGRIYkxSajBiNVpsNU5PV3hNYkhUZGJybTVEYWM2MWREbTRUYnc3XzRpeUJVbFpNR0dod1RPbGtVLWJhdkhtUVpVN0JKVGNSQVRSY0ZsODhodEwxaWdjN0pHZThlbEJVXzJMc2VXZGtQOXc="
 }
--- a/tests/testdata/compatible/newSponsor.json
+++ b/tests/testdata/compatible/newSponsor.json
@@ -4,7 +4,7 @@
      "st": 100
    }
  },
-    "response": {
+
  "responseContext": {
    "serviceTrackingParams": [
      {
@@ -1838,9 +1838,8 @@
      }
    }
  },
-        "trackingParams": "CAAQ0b4BIhMI1LbVw_aa5QIV2cxMAh2AtAj8"
-    },
-    "url": "\/live_chat\/get_live_chat?continuation=0ofMyAOBAhrKAUNrd1NJUW9ZVlVOdVVsRlpTRlJ1VWt4VFJqQmpURXAzVFc1bFpFTm5FZ1V2YkdsMlpTb25DaGhWUTI1U1VWbElWRzVTVEZOR01HTk1TbmROYm1Wa1EyY1NDMDFETTNkVlNpMUNXRTVGR2tPcXVjRzlBVDBLTzJoMGRIQnpPaTh2ZDNkM0xubHZkWFIxWW1VdVkyOXRMMnhwZG1WZlkyaGhkRDkyUFUxRE0zZFZTaTFDV0U1RkptbHpYM0J2Y0c5MWREMHhJQUklM0QwAUopCAAQABgAIAAqDnN0YXRpY2NoZWNrc3VtOgBAAEoAUPOaw8P2muUCWANoAYIBAggB",
+  "trackingParams": "CAAQ0b4BIhMI1LbVw_aa5QIV2cxMAh2AtAj8",
+  "url": "/live_chat/get_live_chat?continuation=0ofMyAOBAhrKAUNrd1NJUW9ZVlVOdVVsRlpTRlJ1VWt4VFJqQmpURXAzVFc1bFpFTm5FZ1V2YkdsMlpTb25DaGhWUTI1U1VWbElWRzVTVEZOR01HTk1TbmROYm1Wa1EyY1NDMDFETTNkVlNpMUNXRTVGR2tPcXVjRzlBVDBLTzJoMGRIQnpPaTh2ZDNkM0xubHZkWFIxWW1VdVkyOXRMMnhwZG1WZlkyaGhkRDkyUFUxRE0zZFZTaTFDV0U1RkptbHpYM0J2Y0c5MWREMHhJQUklM0QwAUopCAAQABgAIAAqDnN0YXRpY2NoZWNrc3VtOgBAAEoAUPOaw8P2muUCWANoAYIBAggB",
  "csn": "PvujXbH0OIazqQHXgJ64DQ",
  "endpoint": {
    "commandMetadata": {
--- a/tests/testdata/compatible/newSponsor_rev.json
+++ b/tests/testdata/compatible/newSponsor_rev.json
@@ -4,7 +4,7 @@
            "st": 100
        }
    },
-    "response": {
+    
        "responseContext": {
            "serviceTrackingParams": [
                {
@@ -1805,7 +1805,7 @@
            }
        },
        "trackingParams": "CAAQ0b4BIhMI1LbVw_aa5QIV2cxMAh2AtAj8"
-    },
+    ,
    "url": "\/live_chat\/get_live_chat?continuation=0ofMyAOBAhrKAUNrd1NJUW9ZVlVOdVVsRlpTRlJ1VWt4VFJqQmpURXAzVFc1bFpFTm5FZ1V2YkdsMlpTb25DaGhWUTI1U1VWbElWRzVTVEZOR01HTk1TbmROYm1Wa1EyY1NDMDFETTNkVlNpMUNXRTVGR2tPcXVjRzlBVDBLTzJoMGRIQnpPaTh2ZDNkM0xubHZkWFIxWW1VdVkyOXRMMnhwZG1WZlkyaGhkRDkyUFUxRE0zZFZTaTFDV0U1RkptbHpYM0J2Y0c5MWREMHhJQUklM0QwAUopCAAQABgAIAAqDnN0YXRpY2NoZWNrc3VtOgBAAEoAUPOaw8P2muUCWANoAYIBAggB",
    "csn": "PvujXbH0OIazqQHXgJ64DQ",
    "endpoint": {
--- a/tests/testdata/compatible/superchat.json
+++ b/tests/testdata/compatible/superchat.json
@@ -15,9 +15,9 @@
      "url": "/live_chat/get_live_chat?continuation=0ofMyAPiARp8Q2c4S0RRb0xPREJQZW5SS2FIVTNOemdhUTZxNXdiMEJQUW83YUhSMGNITTZMeTkzZDNjdWVXOTFkSFZpWlM1amIyMHZiR2wyWlY5amFHRjBQM1k5T0RCUGVuUkthSFUzTnpnbWFYTmZjRzl3YjNWMFBURWdBZyUzRCUzRCja2bHMpPvkAjAAOABAAUorCAAQABgAIAAqDnN0YXRpY2NoZWNrc3VtOgBAAEoCCAFQwJKPoqT75AJYA1DXxuTMpPvkAliL_fvZoPvkAmgBggEECAEQAIgBAKABxM3xzKT75AI%253D"
    }
  },
-    "url": "\/live_chat\/get_live_chat?continuation=0ofMyAPiARp8Q2c4S0RRb0xPREJQZW5SS2FIVTNOemdhUTZxNXdiMEJQUW83YUhSMGNITTZMeTkzZDNjdWVXOTFkSFZpWlM1amIyMHZiR2wyWlY5amFHRjBQM1k5T0RCUGVuUkthSFUzTnpnbWFYTmZjRzl3YjNWMFBURWdBZyUzRCUzRCja2bHMpPvkAjAAOABAAUorCAAQABgAIAAqDnN0YXRpY2NoZWNrc3VtOgBAAEoCCAFQwJKPoqT75AJYA1DXxuTMpPvkAliL_fvZoPvkAmgBggEECAEQAIgBAKABxM3xzKT75AI%253D",
+  "url": "/live_chat/get_live_chat?continuation=0ofMyAPiARp8Q2c4S0RRb0xPREJQZW5SS2FIVTNOemdhUTZxNXdiMEJQUW83YUhSMGNITTZMeTkzZDNjdWVXOTFkSFZpWlM1amIyMHZiR2wyWlY5amFHRjBQM1k5T0RCUGVuUkthSFUzTnpnbWFYTmZjRzl3YjNWMFBURWdBZyUzRCUzRCja2bHMpPvkAjAAOABAAUorCAAQABgAIAAqDnN0YXRpY2NoZWNrc3VtOgBAAEoCCAFQwJKPoqT75AJYA1DXxuTMpPvkAliL_fvZoPvkAmgBggEECAEQAIgBAKABxM3xzKT75AI%253D",
  "csn": "n2STXd2iKZr2gAOt9qvgCg",
-    "response": {
+
  "responseContext": {
    "serviceTrackingParams": [
      {
@@ -279,4 +279,3 @@
    }
  }
 }
-}
--- a/tests/testdata/compatible/supersticker.json
+++ b/tests/testdata/compatible/supersticker.json
@@ -15,9 +15,8 @@
      "url": "/live_chat/get_live_chat?continuation=0ofMyAPiARp8Q2c4S0RRb0xPREJQZW5SS2FIVTNOemdhUTZxNXdiMEJQUW83YUhSMGNITTZMeTkzZDNjdWVXOTFkSFZpWlM1amIyMHZiR2wyWlY5amFHRjBQM1k5T0RCUGVuUkthSFUzTnpnbWFYTmZjRzl3YjNWMFBURWdBZyUzRCUzRCja2bHMpPvkAjAAOABAAUorCAAQABgAIAAqDnN0YXRpY2NoZWNrc3VtOgBAAEoCCAFQwJKPoqT75AJYA1DXxuTMpPvkAliL_fvZoPvkAmgBggEECAEQAIgBAKABxM3xzKT75AI%253D"
    }
  },
-    "url": "\/live_chat\/get_live_chat?continuation=0ofMyAPiARp8Q2c4S0RRb0xPREJQZW5SS2FIVTNOemdhUTZxNXdiMEJQUW83YUhSMGNITTZMeTkzZDNjdWVXOTFkSFZpWlM1amIyMHZiR2wyWlY5amFHRjBQM1k5T0RCUGVuUkthSFUzTnpnbWFYTmZjRzl3YjNWMFBURWdBZyUzRCUzRCja2bHMpPvkAjAAOABAAUorCAAQABgAIAAqDnN0YXRpY2NoZWNrc3VtOgBAAEoCCAFQwJKPoqT75AJYA1DXxuTMpPvkAliL_fvZoPvkAmgBggEECAEQAIgBAKABxM3xzKT75AI%253D",
+  "url": "/live_chat/get_live_chat?continuation=0ofMyAPiARp8Q2c4S0RRb0xPREJQZW5SS2FIVTNOemdhUTZxNXdiMEJQUW83YUhSMGNITTZMeTkzZDNjdWVXOTFkSFZpWlM1amIyMHZiR2wyWlY5amFHRjBQM1k5T0RCUGVuUkthSFUzTnpnbWFYTmZjRzl3YjNWMFBURWdBZyUzRCUzRCja2bHMpPvkAjAAOABAAUorCAAQABgAIAAqDnN0YXRpY2NoZWNrc3VtOgBAAEoCCAFQwJKPoqT75AJYA1DXxuTMpPvkAliL_fvZoPvkAmgBggEECAEQAIgBAKABxM3xzKT75AI%253D",
  "csn": "n2STXd2iKZr2gAOt9qvgCg",
-    "response": {
  "responseContext": {
    "serviceTrackingParams": [
      {
@@ -194,4 +193,3 @@
    }
  }
 }
-}
--- a/tests/testdata/compatible/textmessage.json
+++ b/tests/testdata/compatible/textmessage.json
@@ -1,5 +1,4 @@
 {
-    "response": {
  "responseContext": {
    "serviceTrackingParams": [
      {
@@ -154,7 +153,6 @@
        }
      ]
    }
-        }
  },
  "endpoint": {
    "commandMetadata": {
@@ -168,7 +166,7 @@
  },
  "csn": "n96GXabRGouFlQTigY2YDg",
  "xsrf_token": "QUFFLUhqbHNNWTF3NFJqc2h3cGE1NE9FWGdaWk5mRlVhUXxBQ3Jtc0tuTWhZNFcyTW1iZnA3ZnFTYUFudVFEUVE0cnFEOVBGcEU1MEh0Zlh4bll1amVmRl9OMkxZV3pKV1ZSbExBeDctTl95NGtBVnJZdlNxeS1KdWVNempEN2N6MHhaU1laV3hnVkZPeHp1OHVDTGVFSGUyOGduT0szbDV5N05LYUZTdzdoTDRwV1VJWndaVjdQVGRjNWVpR0YwUXgtZXc=",
-    "url": "\/live_chat\/get_live_chat?continuation=0ofMyAPiARp8Q2c4S0RRb0xhelJMZDBsWFQwdERkalFhUTZxNXdiMEJQUW83YUhSMGNITTZMeTkzZDNjdWVXOTFkSFZpWlM1amIyMHZiR2wyWlY5amFHRjBQM1k5YXpSTGQwbFhUMHREZGpRbWFYTmZjRzl3YjNWMFBURWdBZyUzRCUzRCiPz5-Os-PkAjAAOABAAUorCAAQABgAIAAqDnN0YXRpY2NoZWNrc3VtOgBAAEoCCAFQgJqXjrPj5AJYA1CRwciOs-PkAli3pNq1k-PkAmgBggEECAEQAIgBAKABjbfnjrPj5AI%253D",
+  "url": "/live_chat/get_live_chat?continuation=0ofMyAPiARp8Q2c4S0RRb0xhelJMZDBsWFQwdERkalFhUTZxNXdiMEJQUW83YUhSMGNITTZMeTkzZDNjdWVXOTFkSFZpWlM1amIyMHZiR2wyWlY5amFHRjBQM1k5YXpSTGQwbFhUMHREZGpRbWFYTmZjRzl3YjNWMFBURWdBZyUzRCUzRCiPz5-Os-PkAjAAOABAAUorCAAQABgAIAAqDnN0YXRpY2NoZWNrc3VtOgBAAEoCCAFQgJqXjrPj5AJYA1CRwciOs-PkAli3pNq1k-PkAmgBggEECAEQAIgBAKABjbfnjrPj5AI%253D",
  "timing": {
    "info": {
      "st": 81
--- a/tests/testdata/default/newSponsor_current.json
+++ b/tests/testdata/default/newSponsor_current.json
@@ -1,5 +1,4 @@
 {
-  "response": {
  "responseContext": {
    "webResponseContextExtensionData": ""
  },
@@ -97,4 +96,3 @@
    }
  }
 }
-}
--- a/tests/testdata/default/newSponsor_lagacy.json
+++ b/tests/testdata/default/newSponsor_lagacy.json
@@ -1,5 +1,4 @@
 {
-  "response": {
  "responseContext": {
    "webResponseContextExtensionData": ""
  },
@@ -79,4 +78,3 @@
    }
  }
 }
-}
--- a/tests/testdata/default/replay_member_text.json
+++ b/tests/testdata/default/replay_member_text.json
@@ -1,5 +1,4 @@
 {
-  "response": {
  "responseContext": {
    "webResponseContextExtensionData": "data"
  },
@@ -109,4 +108,3 @@
    }
  }
 }
-}
--- a/tests/testdata/default/superchat.json
+++ b/tests/testdata/default/superchat.json
@@ -1,5 +1,4 @@
 {
-  "response": {
  "responseContext": {
    "webResponseContextExtensionData": ""
  },
@@ -181,4 +180,3 @@
    }
  }
 }
-}
--- a/tests/testdata/default/supersticker.json
+++ b/tests/testdata/default/supersticker.json
@@ -1,5 +1,4 @@
 {
-  "response": {
  "responseContext": {
    "webResponseContextExtensionData": ""
  },
@@ -96,4 +95,3 @@
    }
  }
 }
-}
--- a/tests/testdata/default/textmessage.json
+++ b/tests/testdata/default/textmessage.json
@@ -1,5 +1,4 @@
 {
-  "response": {
  "responseContext": {
    "webResponseContextExtensionData": ""
  },
@@ -76,4 +75,3 @@
    }
  }
 }
-}
--- a/tests/testdata/extract_duplcheck/head/dp0-0.json
+++ b/tests/testdata/extract_duplcheck/head/dp0-0.json
@@ -1,5 +1,4 @@
 {
-  "response": {
  "responseContext": {
    "webResponseContextExtensionData": ""
  },
@@ -6125,4 +6124,3 @@
    }
  }
 }
-}
--- a/tests/testdata/extract_duplcheck/head/dp0-1.json
+++ b/tests/testdata/extract_duplcheck/head/dp0-1.json
@@ -1,5 +1,4 @@
 {
-  "response": {
  "responseContext": {
    "webResponseContextExtensionData": ""
  },
@@ -3075,4 +3074,3 @@
    }
  }
 }
-}
--- a/tests/testdata/extract_duplcheck/head/dp0-2.json
+++ b/tests/testdata/extract_duplcheck/head/dp0-2.json
@@ -1,5 +1,4 @@
 {
-  "response": {
  "responseContext": {
    "webResponseContextExtensionData": ""
  },
@@ -3075,4 +3074,3 @@
    }
  }
 }
-}
--- a/tests/testdata/extract_duplcheck/head/dp0-3.json
+++ b/tests/testdata/extract_duplcheck/head/dp0-3.json
@@ -1,5 +1,4 @@
 {
-  "response": {
  "responseContext": {
    "webResponseContextExtensionData": ""
  },
@@ -3075,4 +3074,3 @@
    }
  }
 }
-}
--- a/tests/testdata/extract_duplcheck/head/dp0-4.json
+++ b/tests/testdata/extract_duplcheck/head/dp0-4.json
@@ -1,5 +1,4 @@
 {
-  "response": {
  "responseContext": {
    "webResponseContextExtensionData": ""
  },
@@ -2526,4 +2525,3 @@
    }
  }
 }
-}
--- a/tests/testdata/extract_duplcheck/head/dp0-5.json
+++ b/tests/testdata/extract_duplcheck/head/dp0-5.json
@@ -1,5 +1,4 @@
 {
-  "response": {
  "responseContext": {
    "webResponseContextExtensionData": ""
  },
@@ -1428,4 +1427,3 @@
    }
  }
 }
-}
--- a/tests/testdata/extract_duplcheck/overlap/dp0-0.json
+++ b/tests/testdata/extract_duplcheck/overlap/dp0-0.json
@@ -1,5 +1,4 @@
 {
- "response": {
  "responseContext": {
    "webResponseContextExtensionData": ""
  },
@@ -6125,4 +6124,3 @@
    }
  }
 }
-}
--- a/tests/testdata/extract_duplcheck/overlap/dp0-1.json
+++ b/tests/testdata/extract_duplcheck/overlap/dp0-1.json
@@ -1,5 +1,4 @@
 {
- "response": {
 "responseContext": {
  "webResponseContextExtensionData": ""
 },
@@ -3075,4 +3074,3 @@
  }
 }
 }
-}
--- a/tests/testdata/extract_duplcheck/overlap/dp0-2.json
+++ b/tests/testdata/extract_duplcheck/overlap/dp0-2.json
@@ -1,5 +1,4 @@
 {
- "response": {
 "responseContext": {
  "webResponseContextExtensionData": ""
 },
@@ -3075,4 +3074,3 @@
  }
 }
 }
-}
--- a/tests/testdata/extract_duplcheck/overlap/dp0-3.json
+++ b/tests/testdata/extract_duplcheck/overlap/dp0-3.json
@@ -1,5 +1,4 @@
 {
- "response": {
 "responseContext": {
  "webResponseContextExtensionData": ""
 },
@@ -3075,4 +3074,3 @@
  }
 }
 }
-}
--- a/Show More
+++ b/Show More
Author	SHA1	Message	Date
taizan-hokouto	b7f2967a4f	Merge branch 'release/v0.5.0'	2020-12-13 22:29:25 +09:00
taizan-hokouto	0a8ff3abdc	Increment version	2020-12-13 22:28:39 +09:00
taizan-hokouto	9b38a5428d	Add python version	2020-12-13 22:08:10 +09:00
taizan-hokuto	9311bf1993	Merge pull request #26 from zecktos/patch-1 Fix for python3.9	2020-12-13 22:04:18 +09:00
zecktos	ee839da7c9	Fix for python3.9 'encoding' is deprecated and removed in Python 3.9 could fix this https://github.com/taizan-hokuto/pytchat/issues/24	2020-12-13 13:39:58 +01:00
taizan-hokouto	2ae77b3850	Merge branch 'hotfix/readme'	2020-12-13 14:22:05 +09:00
taizan-hokouto	afd7cea635	Merge branch 'master' into develop	2020-12-13 14:22:05 +09:00
taizan-hokouto	9018ff9ee4	Update README	2020-12-13 14:21:42 +09:00
taizan-hokouto	b676912d64	Merge branch 'master' into develop	2020-12-05 21:32:13 +09:00
taizan-hokouto	d75e1db304	Merge branch 'hotfix/rem'	2020-12-05 21:32:12 +09:00
taizan-hokouto	0d7dd26ede	Increment version	2020-12-05 21:29:12 +09:00
taizan-hokouto	24b9f45e4a	Remove entry point	2020-12-05 21:28:59 +09:00
taizan-hokouto	821cc57024	Merge tag 'v0.4.8' into develop v0.4.8	2020-12-05 21:11:42 +09:00
taizan-hokouto	f050f5d650	Merge branch 'release/v0.4.8'	2020-12-05 21:11:42 +09:00
taizan-hokouto	c4eb78e112	Increment version	2020-12-05 21:11:18 +09:00
taizan-hokouto	40b0138a92	Merge branch 'master' into develop	2020-12-05 21:10:01 +09:00
taizan-hokouto	1d80dce913	Merge branch 'hotfix/dat'	2020-12-05 21:10:00 +09:00
taizan-hokouto	8b18f4476a	Update README	2020-12-05 21:07:11 +09:00
taizan-hokouto	35a27fee3e	Remove files	2020-12-05 20:59:47 +09:00
taizan-hokouto	eca766ff1a	Update requirements	2020-12-05 14:45:24 +09:00
taizan-hokouto	139dc7fce2	Fix tests	2020-12-05 14:44:25 +09:00
taizan-hokouto	2c8a883ee3	Format	2020-12-05 14:43:56 +09:00
taizan-hokouto	865e4b5fab	Remove files	2020-12-05 14:43:33 +09:00
taizan-hokouto	02d48ceccc	Fix process	2020-12-05 14:42:02 +09:00
taizan-hokouto	bc3f16e86b	Move functions	2020-12-05 14:39:55 +09:00
taizan-hokouto	1e6ce58f8b	Merge branch 'master' into develop	2020-11-19 19:13:54 +09:00
taizan-hokouto	4db9486853	Merge branch 'hotfix/readme'	2020-11-19 19:13:53 +09:00
taizan-hokouto	775b79642e	Update README	2020-11-19 19:12:54 +09:00
taizan-hokouto	423a128882	Merge tag 'v0.4.7' into develop v0.4.7	2020-11-18 01:25:10 +09:00
taizan-hokouto	aaf9860bdc	Merge branch 'release/v0.4.7'	2020-11-18 01:25:10 +09:00
taizan-hokouto	83ad4dcf1f	Increment version	2020-11-18 01:24:37 +09:00
taizan-hokouto	765251b872	Merge branch 'feature/pipenv' into develop	2020-11-18 01:17:35 +09:00
taizan-hokouto	7ea88fead2	Modify requirements	2020-11-18 01:16:49 +09:00
taizan-hokouto	ea67e3e54e	Add pipenv files	2020-11-18 01:16:01 +09:00
taizan-hokouto	a5c7ba52c8	Merge branch 'hotfix/test'	2020-11-17 01:11:22 +09:00
taizan-hokouto	7cf780ee87	Merge branch 'master' into develop	2020-11-17 01:11:22 +09:00
taizan-hokouto	c37201fa03	Remove tests	2020-11-17 01:10:54 +09:00
taizan-hokouto	6fcc1393de	Merge branch 'master' into develop	2020-11-17 01:01:56 +09:00
taizan-hokouto	a474899268	Merge branch 'hotfix/tests'	2020-11-17 01:00:39 +09:00
taizan-hokouto	3f72eb0e00	Remove tests	2020-11-17 00:59:48 +09:00
taizan-hokouto	661d1e4b81	Fix tests	2020-11-17 00:54:32 +09:00
taizan-hokouto	4652a56bc6	Merge branch 'hotfix/json'	2020-11-16 23:32:32 +09:00
taizan-hokouto	966320cab5	Merge branch 'master' into develop	2020-11-16 23:32:32 +09:00
taizan-hokouto	35218a66da	Remove unnecessary import	2020-11-16 23:32:14 +09:00
taizan-hokouto	3432609588	Merge branch 'hotfix/json'	2020-11-16 23:29:50 +09:00
taizan-hokouto	3ad6b7e845	Merge branch 'master' into develop	2020-11-16 23:29:50 +09:00
taizan-hokouto	48669e5f53	Fix tests	2020-11-16 23:29:24 +09:00
taizan-hokouto	7b0708ec46	Merge branch 'master' into develop	2020-11-16 23:17:37 +09:00
taizan-hokouto	f46df3ae42	Merge branch 'hotfix/json'	2020-11-16 23:17:36 +09:00
taizan-hokouto	96c028bd5d	Increment version	2020-11-16 23:17:10 +09:00
taizan-hokouto	402dc15d7a	Add tests	2020-11-16 23:11:51 +09:00
taizan-hokouto	6088ab6932	Fix jsonifying	2020-11-16 22:50:53 +09:00
taizan-hokouto	13812bdad3	Merge tag 'v0.4.5' into develop v0.4.5	2020-11-16 01:50:50 +09:00
taizan-hokouto	d98d34d8b3	Merge branch 'release/v0.4.5'	2020-11-16 01:50:49 +09:00
taizan-hokouto	24fa104e84	Increment version	2020-11-16 01:50:25 +09:00
taizan-hokouto	b4dad8c641	Merge branch 'feature/archiver' into develop	2020-11-16 01:49:34 +09:00
taizan-hokouto	3550cd6d91	Use temporary file to reduce memory usage	2020-11-16 01:37:31 +09:00
taizan-hokouto	2815b48e0e	Return filename	2020-11-16 01:36:59 +09:00
taizan-hokouto	650e6ccb65	Remove unnecessary lines	2020-11-16 01:17:10 +09:00
taizan-hokouto	4a00a19a43	Change argument name	2020-11-16 01:16:09 +09:00
taizan-hokouto	b067eda7b6	Separate modules	2020-11-16 01:15:36 +09:00
taizan-hokouto	1b6bc86e76	Fix handling exception	2020-11-15 23:49:36 +09:00
taizan-hokouto	da2b513bcc	Reduce delay	2020-11-15 19:52:00 +09:00
taizan-hokouto	6adae578ef	Return generator instead of list	2020-11-15 19:50:53 +09:00
taizan-hokuto	128a834841	Merge branch 'hotfix/fix'	2020-11-15 16:54:24 +09:00
taizan-hokuto	086a14115f	Merge tag 'fix' into develop	2020-11-15 16:54:24 +09:00
taizan-hokuto	6a392f3e1a	Increment version	2020-11-15 16:53:36 +09:00
taizan-hokuto	93127a703c	Revert	2020-11-15 16:53:03 +09:00
taizan-hokuto	e4ddbaf8ae	Merge branch 'develop'	2020-11-15 16:39:07 +09:00
taizan-hokuto	ec75058605	Merge pull request #22 from wakamezake/github_actions Add GitHub actions	2020-11-15 16:05:13 +09:00
taizan-hokouto	2b62e5dc5e	Merge branch 'feature/pr_22' into develop	2020-11-15 15:59:52 +09:00
taizan-hokouto	8d7874096e	Fix datetime tests	2020-11-15 15:59:28 +09:00
taizan-hokouto	99fcab83c8	Revert	2020-11-15 15:49:39 +09:00
wakamezake	3027bc0579	change timezone utc to jst	2020-11-15 15:39:16 +09:00
wakamezake	b1b70a4e76	delete cache	2020-11-15 15:39:16 +09:00
wakamezake	de41341d84	typo	2020-11-15 15:39:16 +09:00
wakamezake	a03d43b081	version up	2020-11-15 15:39:16 +09:00
wakamezake	f60aaade7f	init	2020-11-15 15:39:16 +09:00
wakamezake	d3c34086ff	change timezone utc to jst	2020-11-15 11:29:12 +09:00
wakamezake	6b58c9bcf5	delete cache	2020-11-15 10:50:14 +09:00
wakamezake	c2cba1651e	Merge remote-tracking branch 'upstream/master' into github_actions	2020-11-15 10:40:00 +09:00
taizan-hokouto	ada3eb437d	Merge branch 'hotfix/test_requirements'	2020-11-15 09:22:38 +09:00
taizan-hokouto	c1517d5be8	Merge branch 'master' into develop	2020-11-15 09:22:38 +09:00
taizan-hokouto	351034d1e6	Increment version	2020-11-15 09:21:58 +09:00
taizan-hokouto	c1db5a0c47	Update requirements.txt and requirements_test.txt	2020-11-15 09:18:01 +09:00
wakamezake	088dce712a	typo	2020-11-14 18:08:41 +09:00
wakamezake	425e880b09	version up	2020-11-14 18:07:30 +09:00
wakamezake	62ec78abee	init	2020-11-14 18:04:49 +09:00
taizan-hokouto	c84a32682c	Merge branch 'hotfix/fix_prompt'	2020-11-08 12:31:52 +09:00
taizan-hokouto	74277b2afe	Merge branch 'master' into develop	2020-11-08 12:31:52 +09:00
taizan-hokouto	cd20b74b2a	Increment version	2020-11-08 12:31:16 +09:00
taizan-hokouto	06f54fd985	Remove unnecessary console output	2020-11-08 12:30:40 +09:00
taizan-hokouto	98b0470703	Merge tag 'emoji' into develop v0.4.1	2020-11-06 19:58:45 +09:00
taizan-hokouto	bb4113b53c	Merge branch 'hotfix/emoji'	2020-11-06 19:58:44 +09:00
taizan-hokouto	07f4382ed4	Increment version	2020-11-06 19:57:16 +09:00
taizan-hokouto	d40720616b	Fix emoji encoding	2020-11-06 19:56:54 +09:00
taizan-hokouto	eebe7c79bd	Merge branch 'master' into develop	2020-11-05 22:19:11 +09:00
taizan-hokouto	6c9e327e36	Merge branch 'hotfix/fix_readme'	2020-11-05 22:19:11 +09:00
taizan-hokouto	e9161c0ddd	Update README	2020-11-05 22:18:54 +09:00
taizan-hokouto	c8b75dcf0e	Merge branch 'master' into develop	2020-11-05 00:14:50 +09:00
taizan-hokouto	30cb7d7043	Merge branch 'hotfix/fix_readme'	2020-11-05 00:14:50 +09:00
taizan-hokouto	19d5b74beb	Update README	2020-11-05 00:14:36 +09:00
taizan-hokouto	d5c3e45edc	Merge branch 'master' into develop	2020-11-03 20:21:53 +09:00
taizan-hokouto	1d479fc15c	Merge branch 'hotfix/fix_readme'	2020-11-03 20:21:52 +09:00
taizan-hokouto	20a20ddd08	Update README	2020-11-03 20:21:39 +09:00
taizan-hokouto	00c239f974	Merge branch 'master' into develop	2020-11-03 20:10:48 +09:00
taizan-hokouto	67b766b32c	Merge branch 'hotfix/fix_readme'	2020-11-03 20:10:48 +09:00
taizan-hokouto	249aa0d147	Update README	2020-11-03 20:10:34 +09:00
taizan-hokouto	c708a588d8	Merge tag 'v0.4.0' into develop v0.4.0	2020-11-03 18:20:10 +09:00
taizan-hokouto	cb15df525f	Merge branch 'release/v0.4.0'	2020-11-03 18:20:09 +09:00
taizan-hokouto	fcddc1516b	Increment version	2020-11-03 18:19:43 +09:00
taizan-hokouto	a7732efd07	Merge branch 'feature/new_method' into develop	2020-11-03 18:18:43 +09:00
taizan-hokouto	0a2f4e8418	Update tests	2020-11-03 18:14:17 +09:00
taizan-hokouto	0c0ba0dfe6	Update README	2020-11-03 18:13:25 +09:00
taizan-hokouto	02827b174e	Update tests	2020-11-03 18:13:09 +09:00
taizan-hokouto	81dee8a218	Fix comments	2020-11-03 16:51:30 +09:00
taizan-hokouto	5eb8bdbd0e	Fix parsing info	2020-11-03 15:44:44 +09:00
taizan-hokouto	a37602e666	Fix keyboard interrupt process	2020-11-03 11:57:24 +09:00
taizan-hokouto	306b69198e	Update README	2020-11-03 01:59:16 +09:00
taizan-hokouto	175e457052	Improve processing custom emojis	2020-11-02 22:44:09 +09:00
taizan-hokouto	5633a48618	Implement finalize()	2020-11-02 22:08:17 +09:00
taizan-hokouto	d7e608e8a1	Flake8	2020-11-02 00:26:46 +09:00
taizan-hokouto	213427fab3	Flake8	2020-11-02 00:26:27 +09:00
taizan-hokouto	3427c6fb69	Remove unnecessary line	2020-11-02 00:25:31 +09:00
taizan-hokouto	603c4470b7	Flake8	2020-11-02 00:25:05 +09:00
taizan-hokouto	37c8b7ae45	Use client instead of direct httpx	2020-11-01 21:58:41 +09:00
taizan-hokouto	d362152c77	Change module name	2020-11-01 19:29:09 +09:00
taizan-hokouto	8f5c3f312a	Add --echo option to cli	2020-10-29 01:40:43 +09:00
taizan-hokouto	15a1d5c210	Implement exception holder	2020-10-29 01:39:07 +09:00
taizan-hokouto	499cf26fa8	Integrate httpx exceptions	2020-10-26 23:39:33 +09:00
taizan-hokouto	90596be880	Fix comment	2020-10-26 22:49:31 +09:00
taizan-hokouto	50d7b097e6	Remove unnecessary module	2020-10-26 22:34:43 +09:00
taizan-hokouto	b8d5ec5465	Remove unnecessary lines	2020-10-26 22:34:25 +09:00
taizan-hokouto	3200c5654f	Change structure of default processor	2020-10-24 19:12:00 +09:00
taizan-hokouto	4905b1e4d8	Add simple core module	2020-10-24 18:07:54 +09:00
taizan-hokouto	16df63c14e	Fix comments	2020-10-24 16:10:04 +09:00
taizan-hokouto	e950dff9d2	Merge tag 'fix_json' into develop v0.3.2	2020-10-06 01:30:16 +09:00
taizan-hokouto	39d99ad4af	Merge branch 'hotfix/fix_json'	2020-10-06 01:30:15 +09:00
taizan-hokouto	3675c91240	Increment version	2020-10-06 01:24:31 +09:00
taizan-hokouto	46258f625a	Fix import module	2020-10-06 01:24:04 +09:00
taizan-hokouto	2cc161b589	Increment version	2020-10-06 01:20:25 +09:00
taizan-hokouto	115277e5e1	Fix handling internal error and keyboard interrupt	2020-10-06 01:19:45 +09:00
taizan-hokouto	ebf0e7c181	Fix handling json decode error and pattern unmatch	2020-10-05 21:38:51 +09:00
taizan-hokouto	b418898eef	Merge tag 'filepath' into develop v0.3.0	2020-10-04 11:33:59 +09:00
taizan-hokouto	3106b3e545	Merge branch 'hotfix/filepath'	2020-10-04 11:33:58 +09:00
taizan-hokouto	50816a661d	Increment version	2020-10-04 11:30:07 +09:00
taizan-hokouto	6755bc8bb2	Make sure to pass fixed filepath to processor	2020-10-04 11:29:52 +09:00
taizan-hokouto	d62e7730ab	Merge tag 'fix' into develop v0.2.9	2020-10-04 10:32:54 +09:00
taizan-hokouto	26be989b9b	Merge branch 'hotfix/fix'	2020-10-04 10:32:53 +09:00
taizan-hokouto	73ad0a1f44	Increment version	2020-10-04 10:22:34 +09:00
taizan-hokouto	66b185ebf7	Fix constructing filepath	2020-10-04 10:20:14 +09:00
taizan_hokuto	8bd82713e2	Merge tag 'fix' into develop v0.2.7	2020-10-03 22:42:48 +09:00
taizan_hokuto	71650c39f7	Merge branch 'hotfix/fix'	2020-10-03 22:42:48 +09:00
taizan_hokuto	488445c73b	Increment version	2020-10-03 22:41:53 +09:00
taizan_hokuto	075e811efe	Delete unnecessary code	2020-10-03 22:41:12 +09:00
taizan_hokuto	9f9b83f185	Merge tag 'pattern' into develop v0.2.6	2020-10-03 22:35:46 +09:00
taizan_hokuto	58d9bf7fdb	Merge branch 'hotfix/pattern'	2020-10-03 22:35:46 +09:00
taizan_hokuto	b3e6275de7	Increment version	2020-10-03 22:35:22 +09:00
taizan_hokuto	748778f545	Fix pattern matching	2020-10-03 22:04:09 +09:00
taizan-hokuto	b2a68d0a74	Merge tag 'network' into develop v0.2.5	2020-09-14 00:40:40 +09:00
taizan-hokuto	e29b3b8377	Merge branch 'hotfix/network'	2020-09-14 00:40:40 +09:00
taizan-hokuto	0859ed5fb1	Increment version	2020-09-14 00:29:21 +09:00
taizan-hokuto	a80d5ba080	Fix handling network error	2020-09-14 00:28:41 +09:00
taizan-hokuto	ac2924824e	Merge tag 'memory' into develop v0.2.4	2020-09-12 02:12:47 +09:00
taizan-hokuto	b7e6043a71	Merge branch 'hotfix/memory'	2020-09-12 02:12:46 +09:00
taizan-hokuto	820ba35013	Increment version	2020-09-12 02:02:07 +09:00
taizan-hokuto	ecd2d130bf	Clear set each time the extraction changes	2020-09-12 01:57:55 +09:00
taizan-hokuto	1d410b6e68	Merge tag 'not_quit' into develop v0.2.3	2020-09-12 00:57:49 +09:00
taizan-hokuto	f77a2c889b	Merge branch 'hotfix/not_quit'	2020-09-12 00:57:48 +09:00
taizan-hokuto	47d5ab288f	Increment version	2020-09-12 00:49:37 +09:00
taizan-hokuto	5f53fd24dd	Format	2020-09-12 00:48:40 +09:00
taizan-hokuto	11a9d0e2d7	Fix a problem with extraction not completing	2020-09-12 00:42:30 +09:00
taizan-hokuto	6f18de46f7	Merge tag 'continue_error' into develop v0.2.2	2020-09-11 00:21:07 +09:00
taizan-hokuto	480c9e15b8	Merge branch 'hotfix/continue_error'	2020-09-11 00:21:07 +09:00
taizan-hokuto	35aa7636f6	Increment version	2020-09-11 00:20:24 +09:00
taizan-hokuto	8fee67c2d4	Fix handling video info error	2020-09-11 00:18:09 +09:00
taizan-hokuto	74bfdd07e2	Merge tag 'v0.2.1' into develop v0.2.1	2020-09-09 22:23:02 +09:00
taizan-hokuto	d3f1643a40	Merge branch 'release/v0.2.1'	2020-09-09 22:23:01 +09:00
taizan-hokuto	eb29f27493	Increment version	2020-09-09 22:22:31 +09:00
taizan-hokuto	8adf75ab83	Merge branch 'feature/pbar' into develop	2020-09-09 22:20:36 +09:00
taizan-hokuto	2e05803d75	Remove unnecessary option	2020-09-09 22:20:09 +09:00
taizan-hokuto	f16c0ee73a	Fix progress bar line feed and remove pbar option	2020-09-09 22:19:10 +09:00
taizan-hokuto	a338f2b782	Merge tag 'v0.2.0' into develop v0.2.0	2020-09-07 23:35:45 +09:00
taizan-hokuto	864ccddfd7	Merge branch 'release/v0.2.0'	2020-09-07 23:35:44 +09:00
taizan-hokuto	339df69e36	Increment version	2020-09-07 23:35:14 +09:00
taizan-hokuto	76a5b0cd18	Merge branch 'feature/new_item' into develop	2020-09-07 23:34:16 +09:00
taizan-hokuto	be0ab2431b	Delete test for unuse module	2020-09-07 23:33:26 +09:00
taizan-hokuto	2edb60c592	Delete unuse modules	2020-09-07 23:31:32 +09:00
taizan-hokuto	2c6c3a1ca3	Delete old progress bar	2020-09-07 23:30:49 +09:00
taizan-hokuto	4be540793d	Delete unnecessary blank lines	2020-09-07 23:30:30 +09:00
taizan-hokuto	08b86fe596	Make it possible to switch progress bar	2020-09-07 23:29:48 +09:00
taizan-hokuto	157f3b9952	Fix handling when missing id and type	2020-09-07 23:28:03 +09:00
taizan-hokuto	8f3ca2662a	Merge tag 'pbar' into develop v0.1.9	2020-09-06 18:58:34 +09:00
taizan-hokuto	c4b015861c	Merge branch 'hotfix/pbar'	2020-09-06 18:58:33 +09:00
taizan-hokuto	3aa413d59e	Increment version	2020-09-06 18:54:10 +09:00
taizan-hokuto	03ba285a16	Fix callback handling	2020-09-06 18:53:35 +09:00
taizan-hokuto	5fe0ee5aa8	Merge tag 'v0.1.8' into develop v0.1.8	2020-09-06 18:27:58 +09:00
taizan-hokuto	4e829a25d4	Merge branch 'release/v0.1.8'	2020-09-06 18:27:57 +09:00
taizan-hokuto	15132a9bb8	Increment version	2020-09-06 18:27:08 +09:00
taizan-hokuto	64ace9dad6	Update progress bar	2020-09-06 18:25:16 +09:00
taizan-hokuto	9a2e96d3a0	Merge tag 'extract_vid' into develop v0.1.7	2020-09-04 01:55:42 +09:00
taizan-hokuto	a3695a59b8	Merge branch 'hotfix/extract_vid'	2020-09-04 01:55:41 +09:00
taizan-hokuto	bc8655ed62	Increment version	2020-09-04 01:53:14 +09:00
taizan-hokuto	3bdc465740	Devide exception handling	2020-09-04 01:52:53 +09:00
taizan-hokuto	235d6b7212	Fix extract video info	2020-09-04 01:46:10 +09:00
taizan-hokuto	9f0754da57	Merge tag 'http2' into develop v0.1.6	2020-09-03 21:27:48 +09:00
taizan-hokuto	306b0a4564	Merge branch 'hotfix/http2'	2020-09-03 21:27:48 +09:00
taizan-hokuto	1c49387f1a	Increment version	2020-09-03 21:24:42 +09:00
taizan-hokuto	300d96e56c	Fix requirements.txt	2020-09-03 21:24:21 +09:00
taizan-hokuto	0e301f48a8	Merge tag 'v0.1.5' into develop v0.1.5	2020-09-03 20:16:56 +09:00