snack_tracker.py

import gradio as gr
with gr.Blocks() as demo:
    food_box = gr.Number(value=10, label="Food Count")
    status_box = gr.Textbox()

    def eat(food):
        if food > 0:
            return {food_box: food - 1, status_box: "full"}
        else:
            return {status_box: "hungry"}

    gr.Button("Eat").click(
        fn=eat,
        inputs=food_box,
        outputs=[food_box, status_box]
    )
demo.launch()