app.py

import gradio as gr
import torch
import spaces  # Import ZeroGPU helper

# Function to check GPU availability
@spaces.GPU  # This tells Hugging Face to allocate a GPU when this function is called
def check_gpu():
    if torch.cuda.is_available():
        return "✅ GPU is available! CUDA device: " + torch.cuda.get_device_name(0)
    else:
        return "❌ No GPU detected!"

# Gradio UI
iface = gr.Interface(
    fn=check_gpu,  # Call the GPU-checking function
    inputs=[],
    outputs="text",
)

iface.launch()