from machine import Pin
from time import sleep

led1=Pin(10,Pin.OUT)
led2=Pin(11,Pin.OUT)
led3=Pin(12,Pin.OUT)
led4=Pin(13,Pin.OUT)
led5=Pin(14,Pin.OUT)

button=Pin(18,Pin.IN,Pin.PULL_DOWN)

def all_on():
    led1.on()
    led2.on()
    led3.on()
    led4.on()
    led5.on()

def all_off():
    led1.off()
    led2.off()
    led3.off()
    led4.off()
    led5.off()

while True:
    if button.value ()==1:
        all_on()
    else:
        all_off()
    sleep(0.1)