Update app.py

app.py

@@ -8,8 +8,6 @@ def yes_no(message, history):
     responses = ["Yes", "No"]
     return random.choice(responses)
 
-my_theme = gr.Theme.from_hub("gradio/seafoam")
-
-chatbot = gr.ChatInterface(yes_no, type = "messages", title="The best chat bot", description="Ask it yes or no questions", gr.Blocks(theme=my_theme))))
+chatbot = gr.ChatInterface(yes_no, type = "messages", title="The best chat bot", description="Ask it yes or no questions", gr.Blocks(theme='gstaff/sketch'))))
 
 chatbot.launch()