Modify bytes combination

pytchat/paramgen/arcparam.py

@@ -12,6 +12,7 @@ Author: taizan-hokuto (2019) @taizan205
 ver 0.0.1 2019.10.05
 '''
 
+
 def _gen_vid(video_id):
     """generate video_id parameter.
     Parameter
@@ -40,9 +41,11 @@ def _gen_vid(video_id):
         b64enc(reduce(lambda x, y: x+y, item)).decode()
     ).encode()
 
+
 def _nval(val):
     """convert value to byte array"""
-    if val<0: raise ValueError
+    if val < 0:
+        raise ValueError
     buf = b''
     while val >> 7:
         m = val & 0xFF | 0x80
@@ -51,6 +54,7 @@ def _nval(val):
     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:
@@ -75,7 +79,8 @@ def _build(video_id, seektime, topchat_only):
     sep_3 = b'\x00\x58\x03\x60'
     sep_4 = b'\x68' + parity + b'\x72\x04\x08'
     sep_5 = b'\x10' + parity + b'\x78\x00'
-    body = [
+
+    body = b''.join([
         sep_0,
         _nval(len(vid)),
         vid,
@@ -90,9 +95,7 @@ def _build(video_id, seektime, topchat_only):
         sep_4,
         switch_01,
         sep_5
-    ]
-
-    body = reduce(lambda x, y: x+y, body)
+    ])
 
     return urllib.parse.quote(
         b64enc(header_magic +
@@ -101,6 +104,7 @@ def _build(video_id, seektime, topchat_only):
                ).decode()
     )
 
+
 def getparam(video_id, seektime=0, topchat_only=False):
     '''
     Parameter

pytchat/paramgen/liveparam.py

@@ -11,6 +11,8 @@ Author: taizan-hokuto (2019) @taizan205
 
 ver 0.0.1 2019.10.05
 '''
+
+
 def _gen_vid(video_id):
     """generate video_id parameter.
     Parameter
@@ -44,6 +46,7 @@ def _gen_vid(video_id):
         b64enc(reduce(lambda x, y: x+y, item)).decode()
     ).encode()
 
+
 def _tzparity(video_id, times):
     t = 0
     for i, s in enumerate(video_id):
@@ -55,9 +58,11 @@ def _tzparity(video_id,times):
 
     return ((times ^ t) % 2).to_bytes(1, 'big')
 
+
 def _nval(val):
     """convert value to byte array"""
-    if val<0: raise ValueError
+    if val < 0:
+        raise ValueError
     buf = b''
     while val >> 7:
         m = val & 0xFF | 0x80
@@ -66,6 +71,7 @@ def _nval(val):
     buf += val.to_bytes(1, 'big')
     return buf
 
+
 def _build(video_id, _ts1, _ts2, _ts3, _ts4, _ts5, topchat_only):
     # _short_type2
     switch_01 = b'\x04' if topchat_only else b'\x01'
@@ -99,7 +105,7 @@ def _build(video_id, _ts1, _ts2, _ts3, _ts4, _ts5, topchat_only):
     sep_9 = b'\x88\x01\x00\xA0\x01'
     timestamp5 = _nval(_ts5)
 
-    body = [
+    body = b''.join([
         sep_0,
         _nval(len(vid)),
         vid,
@@ -121,15 +127,13 @@ def _build(video_id, _ts1, _ts2, _ts3, _ts4, _ts5, topchat_only):
         ts_3_end,
         timestamp4,
         sep_6,
-        switch_01,#
+        switch_01,
         sep_7,
-        switch_01,#
+        switch_01,
         sep_8,
         sep_9,
         timestamp5
-    ]
-
-    body = reduce(lambda x, y: x+y, body)
+    ])
 
     return urllib.parse.quote(
         b64enc(header_magic +
@@ -161,4 +165,3 @@ def getparam(video_id, past_sec = 0, topchat_only = False):
         if True, fetch only 'top chat'
     '''
     return _build(video_id, *_times(past_sec), topchat_only)
-