added the eightball function

app.py

@@ -8,6 +8,10 @@ def echo(message, history):
 
 def yesOrNo(message, history):
     return random.choice(["yes", "no"])
+
+def eightBall(message, history):
+    return random.choice(["It is certain", "Without a doubt", "Yes", "Yes, definitely", "Most likely", "Don't count on it", "My reply is no", "no", "Outlook not so good", "Very doubtful.", "Ask again later", 
+"Cannot predict now"])
     
 chatbot = gr.ChatInterface(yesOrNo, type = 'messages')
 chatbot.launch()