from machine import Pin
from time import sleep

button1 = Pin(19, Pin.IN, Pin.PULL_UP)
button2 = Pin(18, Pin.IN, Pin.PULL_UP)
button3 = Pin(5, Pin.IN, Pin.PULL_UP)

led1 = Pin(25, Pin.OUT)
led2 = Pin(26, Pin.OUT)
led3 = Pin(27, Pin.OUT)
led4 = Pin(14, Pin.OUT)

ledList = [led1,led2,led3,led4]
while True:
    if button1.value() == 0:
        for i in ledList:
            i.on()
            sleep(0.5)
        for i in ledList:
            i.off()
    
    elif button2.value() == 0:
        for i in ledList:
            i.on()
        for i in ledList:
            sleep(0.5)
            i.off()

    elif button3.value() == 0:
        for i in ledList:
            i.on()
        sleep(0.5)
        for i in ledList:
            i.off()