app.py

import gradio as gr
import requests
import io
from PIL import Image

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

with gr.Blocks(theme=gr.themes.Soft()) as demo:
    ...

demo = gr.Interface(
    fn=greet,
    inputs=gr.Textbox(lines=2, placeholder="Name Here..."),
    outputs="text",
)

demo.launch()