Update app.py

app.py

@@ -173,7 +173,7 @@ with gr.Blocks(css="#chatbot {overflow:auto; height:500px;}") as demo:
                 <a href="https://huggingface.co/spaces/microsoft/visual_chatgpt?duplicate=true"><img src="https://bit.ly/3gLdBN6" alt="Duplicate Space"></a><br>
             </center>''')
 
-    bot.init_agent()
+    openai_api_key_textbox.submit(bot.init_agent, [openai_api_key_textbox], [input_raws])
     txt.submit(bot.run_text, [txt, state], [chatbot, state])
     txt.submit(lambda: "", None, txt)
     run.click(bot.run_text, [txt, state], [chatbot, state])