Update app.py

app.py

@@ -123,8 +123,8 @@ with gr.Blocks(css=CSS) as demo:
     submit_click_event = submit.click(
         fn=user, inputs=[message, chat_history_state], outputs=[message, chat_history_state], queue=True
     ).then(
-        fn=chat, inputs=[chatbot="Chatbot1", chat_history_state, system_msg, max_tokens, temperature, top_p, top_k, repetition_penalty], outputs=[chatbot1, chat_history_state, message], queue=True
-        fn=chat, inputs=[chatbot="Chatbot2", chat_history_state, system_msg, max_tokens, temperature, top_p, top_k, repetition_penalty], outputs=[chatbot2, chat_history_state, message], queue=True
+        [fn=chat, inputs=["Chatbot1", chat_history_state, system_msg, max_tokens, temperature, top_p, top_k, repetition_penalty], outputs=[chatbot1, chat_history_state, message], queue=True],
+        [fn=chat, inputs=["Chatbot2", chat_history_state, system_msg, max_tokens, temperature, top_p, top_k, repetition_penalty], outputs=[chatbot2, chat_history_state, message], queue=True]
     )
     stop.click(fn=None, inputs=None, outputs=None, cancels=[submit_click_event], queue=False)