Update app.py

app.py

@@ -1,6 +1,9 @@
+import os
+os.system("pip install pytorch3d -f https://dl.fbaipublicfiles.com/pytorch3d/packaging/wheels/py310_cu121_pyt221/download.html")
+
 import gradio as gr
 import torch
-import os
+
 import numpy as np
 from PIL import Image
 import cv2
@@ -22,8 +25,6 @@ from diffposetalk.diffposetalk import DiffPoseTalk
 
 from huggingface_hub import snapshot_download
 
-os.system("pip install pytorch3d -f https://dl.fbaipublicfiles.com/pytorch3d/packaging/wheels/py310_cu121_pyt221/download.html")
-
 os.makedirs("pretrained_models", exist_ok=True)
 
 snapshot_download(