Update app.py

app.py

@@ -73,7 +73,7 @@ def random_fun(message, history):
     return message + '!'
 
 
-demo = gr.ChatInterface(respond, title = cfg.title, description = cfg.description)
+demo = gr.ChatInterface(random_fun, title = cfg.title, description = cfg.description)
 
 """
 For information on how to customize the ChatInterface, peruse the gradio docs: https://www.gradio.app/docs/chatinterface