import gradio as gr
import numpy as np

def my_add(a, b):
    return a + b
with gr.Blocks() as myblock:
    a = gr.Slider(minimum=0, maximum=10)
    b = gr.Slider(minimum=0, maximum=10)
    c = gr.Label()
    button=gr.Button(label="Click me")
    button.click(my_add,[a, b], c)

myblock.launch( )