Update app.py

app.py

@@ -23,7 +23,8 @@ from src.utils.camera_util import (
 )
 from src.utils.mesh_util import save_obj, save_glb
 from src.utils.infer_util import remove_background, resize_foreground, images_to_video
-
+import subprocess
+import sys
 import tempfile
 from huggingface_hub import hf_hub_download