from machine import Pin
from time import sleep


led = Pin(2, Pin.OUT)  
button = Pin(4, Pin.IN, Pin.PULL_UP) 


def clignoter_led():
    for _ in range(10):  
        led.value(1)  
        sleep(0.5)    
        led.value(0)  
        sleep(0.5)    


button_pressed = False


while True:
    if button.value() == 0 and not button_pressed:  
        clignoter_led()  
        button_pressed = True  
    
    if button.value() == 1: 
        button_pressed = False  
    sleep(0.1)