!pip install gradio   # Install the Gradio library

import gradio as gr   # Import Gradio so we can build a simple web app

# Define a function that takes the user's name as an input
def greet(name):
    return "Hello, " + name + "!" # Returns a greeting message using the name

# Create a small web app 
demo = gr.Interface(
    fn=greet,                             # The function to run when the user submits input
    inputs=gr.Textbox(label="Name"),      # Create one text box for the user to type their name
    outputs=gr.Textbox(label="Greeting"), # Show the output inside a text box
    title="My Greeting App"               # Title displayed at the top of the app
)

demo.launch()  # Start the web app so the user can interact with it

# 1. Change the Greeting GUI title to "<Your name>'s greeting app"
# 2. [CHALLENGE] Change the Greeting GUI so that it tells the user a joke. Hint: you need to change all references to greetings into jokes.