Copy-Paste of Original Training chatbot for just lesson 10 without lesson 11 changes.

app.py

@@ -1,8 +1,31 @@
+#import the suite of gradio features
 import gradio as gr
 
+#import the random library
+import random as rd
+
+#return is what the chatbot's response will be
+#echo function needs 2 parameters, 
+#the message that the user input, 
+#the history from the prior conversation
+
+#this function will just respond exactly what the input was
 def echo(message, history):
+    print("Hello, world!")
     return message
 
-chatbot = gr.ChatInterface(echo)
 
+#this is the list of possible choices for the random function
+#this function will randomly respond 'yes' or 'no'
+def yes_no(message, history):
+    response_list = ['yes', 'no']
+    print("User Message: ", message)
+    print("History: ", history)
+    return rd.choice(response_list)
+    
+# assign the chat interface to a variable, expects a function as an argument
+#the second argument fixes an error message about not supporting tuples
+chatbot = gr.ChatInterface(yes_no, type='messages', title="A simple chatbot", description="A cute lil' chatbot that can give quaint, basic responses. Created by Matt Getz for KWK", theme='earneleh/paris')
+
+#launch the chat interface
 chatbot.launch()