app.py

import gradio as gr

def generate(number):
    return f"{number}.png"

with gr.Blocks() as demo:
    slider = gr.Slider(minimum=1, maximum=3, value=1)
    button = gr.Button()
    image = gr.Image()
    examples = gr.Examples(
        examples=[[1], [2], [3]],
        inputs=[slider],
        outputs=image,
        fn=generate
    )
    
demo.launch()