app.py

import gradio as gr
import os
from huggingface_hub import login
from dotenv import load_dotenv

load_dotenv()
hf_token = os.getenv('HF_TOKEN', 'your-key-if-not-using-env')
login(hf_token, add_to_git_credential=True)

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

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