Update app.py

app.py

@@ -1,3 +1,4 @@
+import os
 import sys
 sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
 
@@ -7,7 +8,6 @@ subprocess.run('pip install flash-attn==2.7.4.post1 --no-build-isolation', env={
 # wan2.2-main/gradio_ti2v.py
 import gradio as gr
 import torch
-import os
 from huggingface_hub import snapshot_download
 from PIL import Image
 import random