Update app.py

app.py

@@ -92,6 +92,7 @@ def preprocess_mask(mask):
 # output the sampled images
 def main(user_image):
   # accept the image as input
+  return user_image
   pillow_heif.register_heif_opener()
   init_image = PIL.Image.open(user_image).convert("RGB")
   try: