app.py

import gradio as gr


def greet(name):
    return "Hello " + name


#demo = gr.Interface(fn=greet, inputs="text", outputs="text")

#demo.launch()

# We instantiate the Textbox class
textbox = gr.Textbox(label="Type your name here:", placeholder="John Doe", lines=2)

gr.Interface(fn=greet, inputs=textbox, outputs="text").launch()