Update app.py

app.py

@@ -189,8 +189,8 @@ def fast_check_ffmpeg():
     except:
         return False
 
-def get_duration(audio_path, video_path, bbox_shift, extra_margin, parsing_mode, 
-                 left_cheek_width, right_cheek_width, rent_time=DEFAULT_RENT_TIME, progress):
+def get_duration(audio_path, video_path, bbox_shift, extra_margin=None, parsing_mode=None, 
+                 left_cheek_width=None, right_cheek_width=None, rent_time=DEFAULT_RENT_TIME, progress=None):
     return rent_time
 
 @spaces.GPU(duration=get_duration)