fixed import

app.py

@@ -1,4 +1,5 @@
 import os, sys
+import argparse
 import numpy as np
 import torch
 from torchvision import transforms
@@ -41,6 +42,7 @@ def predict(source_img, driver_img):
 
 
 import gradio as gr
+
 gr.Interface(
     fn=predict,
     inputs=[