app.py

import gradio as gr
import spaces
import torch

@spaces.GPU
def greet(name):
    if torch.cuda.is_available():
        tensor = torch.Tensor([0]).cuda()
    else:
        tensor = torch.Tensor([0])
    return f"Tensor: {tensor}, Name: {name}"

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