from machine import Pin
from time import sleep
led= Pin(2, Pin.OUT)
button = Pin(4, Pin.IN, Pin.PULL_UP)
button1 = Pin(16, Pin.IN, Pin.PULL_UP)
while True:
    if button.value() ==0:
        led.value(1)
    if button1.value() ==0:
        led.value(0)
        
        
    sleep(0.1)