Update app.py

app.py

@@ -223,7 +223,7 @@ def preprocess_mask(pipe, inp_mask, expan_lvl, blur_lvl):
         inp_mask = Image.fromarray(cv2.dilate(np.array(inp_mask), kernel, iterations=expan_lvl))
         
     if blur_lvl>0:
-        inp_mask = pipe.mask_processor.blur(inp_mask, blur_factor=blur)
+        inp_mask = pipe.mask_processor.blur(inp_mask, blur_factor=blur_lvl)
 
     # inp_mask = Image.fromarray(np.array(inp_mask))
     return inp_mask