Change module name

pytchat/cli/echo.py

@@ -1,4 +1,5 @@
 import pytchat
+from ..exceptions import ChatDataFinished, NoContents
 from ..util.extract_video_id import extract_video_id
 
 
@@ -12,6 +13,10 @@ class Echo:
             chatdata = livechat.get()
             for c in chatdata.sync_items():
                 print(f"{c.datetime} [{c.author.name}] {c.message} {c.amountString}")
-
-
-    
+        
+        try:
+            livechat.raise_for_status()
+        except (ChatDataFinished, NoContents):
+            print("Chat finished.")
+        except Exception as e:
+            print(type(e), str(e))