Update app.py

app.py

@@ -236,10 +236,10 @@ with gr.Blocks(css=css) as demo:
         result = gr.Image(label="Result", show_label=False)
     
     def toggle_control_net_visibility(use_control_net):
-        return gr.update(visible=use_control_net, elem_id="control_net_row")
-    
-    use_control_net.change(toggle_control_net_visibility, inputs=[use_control_net], outputs=[gr.update()])
+        return {"visible": use_control_net}
 
+    use_control_net.change(fn=toggle_control_net_visibility, inputs=[use_control_net], outputs=["control_net_row"])
+    
     gr.on(
         triggers=[run_button.click, prompt.submit],
         fn=infer,