app.py

import gradio as gr
import torch
import os

def greet(name):
    return torch.cuda.is_available()

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

if 'HUGGINGFACE_SPACE_ID' in os.environ:
    # Running in Hugging Face Space
    gradio_share = False
else:
    # Running on desktop
    gradio_share = True


iface.launch(share=gradio_share)