Update app.py

app.py

@@ -67,6 +67,6 @@ def my_inference_function(name):
   return "Hello " + name + "!"
 
 gradio_interface = gr.Interface(chat, inputs=['text',state], outputs=['text', state])
-gradio_logger = gr.Interface(echo, inputs=[state], outputs=[state])
+gradio_logger = gr.Interface(echo, inputs=state, outputs=state)
 #gradio_interface.launch(debug=True)
 demo = gr.Parallel(gradio_interface, gradio_logger).launch(debug=True)