Update app.py

made chatbot only return yes or no instead of copying input

app.py

@@ -1,9 +1,11 @@
 import gradio as gr
+import random 
 
-def echo(message, history):
-    return message
+def respond_yes_no_randomly(message, history):
+    responses = ["yes", "no"]
+    return random.choice(responses)
 
 print("Hello, world!")
 
-chatbot = gr.ChatInterface(echo, type = "messages")
-chatbot.launch()
+chatbot = gr.ChatInterface(respond_yes_no_randomly, type = "messages", title = "Yes/No Bot") #chatbot UI = conversation history and user input
+chatbot.launch() #displays the chatbot