from machine import Pin
import time
button = Pin(4, Pin.IN, Pin.PULL_UP)
led = Pin(2, Pin.OUT)
print("Programme prêt. Appuyez sur le bouton !")
while True:

    if button.value() == 0:
        led.value(1) 
        time.sleep(1) 
        print("Bouton pressé !")
    else:
        led.value(0)  
    time.sleep(0.1)