Update app.py

app.py

@@ -20,9 +20,9 @@ logger = build_logger("gradio_web_server_local", "gradio_web_server_local.log")
 
 headers = {"User-Agent": "mPLUG-Owl2 Client"}
 
-no_change_btn = gr.Button.update()
-enable_btn = gr.Button.update(interactive=True)
-disable_btn = gr.Button.update(interactive=False)
+no_change_btn = gr.Button()
+enable_btn = gr.Button(interactive=True)
+disable_btn = gr.Button(interactive=False)
 
 def get_conv_log_filename():
     t = datetime.datetime.now()