Create random yes or no response function

app.py

@@ -1,8 +1,11 @@
 import gradio as gr
+import random 
 
-def echo(message,history):
-    return message
+#Chat responds yes or no randomly
+def respond_yes_no_randomly(message,history):
+    responses =["Yes", "No"]
+    return random.choice(responses)
 
-chatbot = gr.ChatInterface(echo)
+chatbot = gr.ChatInterface(respond_yes_no_randomly, type = "messages")
 
 chatbot.launch()