app.py

import gradio as gr

def message(name):
    return f"Hello {name} How are you?"

interface = gr.Interface(
    fn=message,
    inputs=[
        gr.Textbox(label="Enter your Name")
    ],
    outputs=[
        gr.Textbox(label="Greet")
    ],
    title="Demo of Gradio"
)

interface.launch()