Fix

app.py

@@ -218,7 +218,7 @@ def extract_faces(video_file):
     enhanced_audio_path = run_avse_inference(output_path, audio_path)
 
 
-    import moviepy.video.fx.MirrorY  # should import fine
+    from moviepy import VideoFileClip
     flipped_output_path = os.path.join(tmpdir, "face_only_video_flipped.mp4")
     flipped_clip = VideoFileClip(output_path, fps=25)
     flipped_clip = flipped_clip.fx(vfx.mirror_y)