hello_test.py

import gradio as gr

def greet(name, intensity):
    return "Hello, " + name + ",,!" * int(intensity)
    # return "Hello, " + name + ",,!" * int(0/int(intensity))# you can see the bug in command line

demo = gr.Interface(
    fn=greet,
    inputs=["text", "slider"],
    outputs=["text"],
)

demo.launch(debug=True)