Update app.py

no update in gradio 4

app.py

@@ -58,7 +58,7 @@ def load_image_ui(load_edit, input_folder="example_tmp"):
         segmentation = create_segmentation(mask_np_list)
         print("!!", len(mask_np_list))  
         max_val = len(mask_np_list)-1
-        sliderup = gr.Slider.update(value = 0, minimum=0, maximum=max_val, step=1,  interactive=True)
+        sliderup = gr.Slider(value = 0, minimum=0, maximum=max_val, step=1,  interactive=True)
         return image, segmentation, mask_np_list, mask_label_list, image, sliderup
     except:
         print("Image folder invalid: The folder should contain image.png")