Update app.py

app.py

@@ -231,7 +231,7 @@ with gr.Blocks(title=title) as demo:
                     history
                 ):
                     history[-1][1] += character
-                    yield history
+                    # yield history
 
             msg.submit(user_msg, [msg, chatbot], [msg, chatbot], queue=False).then(
                 respond, chatbot, chatbot, api_name="chat"