Update app.py

app.py

@@ -152,6 +152,7 @@ def tile_old(input_image, resolution=768):
 
 def tile(downscale_factor, input_image):
     control_image = input_image.resize((input_image.size[0] // downscale_factor, input_image.size[1] // downscale_factor)).resize(input_image.size, Image.NEAREST)
+    return control_image
     
 def get_size(init_image):
     w,h=init_image.size