from machine import Pin
from time import sleep

led = Pin(2, Pin.OUT)

button = Pin(4, Pin.IN, Pin.PULL_UP)
button2 = Pin(15, Pin.IN, Pin.PULL_UP)

while True:
    if button.value() == 0:  #button pressed
        led.value(1)   #turn on led
    
    if button2.value() == 0:   #button pressed
        led.value(0)