Update app.py

app.py

@@ -88,7 +88,7 @@ with gr.Blocks(theme=gr.themes.Default(text_size="sm"),css=css) as demo:
         with gr.Row():
           humano = gr.Button("Asesor humano 🙋‍♂️🙋‍♀️",link='https://wa.me')
           humano.size="sm"    
-    #history=gr.JSON(value="[]",visible=False)
+    history=gr.JSON(value="[]",visible=False)
     history_button = gr.Button("Show history")
     btn.click(respond, inputs=[msg, chatbot,history], outputs=[msg, chatbot,history])
     msg.submit(respond, inputs=[msg, chatbot,history], outputs=[msg, chatbot,history]) #Press enter to submit