Update app.py

app.py

@@ -363,4 +363,4 @@ chat_interface_stream = gr.ChatInterface(fn=invoke,
 with gr.Blocks() as demo:
     with gr.Tab("Chatbot"):
         chatbot_stream.like(vote, None, None)
-        chat_interface_stream.queue().launch()
+        chat_interface_stream.queue().launch()