Update app.py

app.py

@@ -39,7 +39,7 @@ def get_subtitle(url, lang='en'):
         video_id = info_dict.get("id", None)
         if video_id is None:
             return None
-         os.listdir()
+         print(os.listdir(os.getcwd()))
         print(info_dict)
         subtitle_file = f"{video_id}.{lang}.vtt"
         with open(subtitle_file, 'r') as f: