Update app.py

app.py

@@ -174,7 +174,7 @@ async def get_transcript(youtube_url: str):
                 if subtitle_file.endswith('.json3'):
                     import json
                     subs = json.loads(content)
-                    text = ' '.join([e['segs'][0]['utf8'] for e in subs['events'] if e.get('segs'))
+                    text = ' '.join([e['segs'][0]['utf8'] for e in subs['events'] if e.get('segs')])
                 elif subtitle_file.endswith('.vtt'):
                     text = ' '.join(line.strip() for line in content.split('\n') 
                            if not line.startswith('WEBVTT')