Update app.py

app.py

@@ -99,7 +99,8 @@ async def get_best_available_transcript(video_id):
         return None
 
 async def get_video_comments(video_id):
-    try {
+   
+    try:
         comments = []
         response = youtube_service.commentThreads().list(part='snippet', videoId=video_id, maxResults=100).execute()
         for item in response.get('items', []):