from machine import Pin, Timer
from utime import sleep

pin_LED1 = Pin(19, Pin.OUT)
pin_LED2 = Pin(18, Pin.OUT)

red_Timer = Timer(1)
blue_Timer = Timer(2)


def toggle_LED1(red_Timer):
    pin_LED1.on()
    sleep(0.5)
    pin_LED1.off()
    sleep(0.5)

def toggle_LED2(blue_Timer):
    pin_LED2.on()
    sleep(0.5)
    pin_LED2.off()
    sleep(0.5)


red_Timer.init(period = 1000, mode = Timer.ONE_SHOT, callback = toggle_LED1)
blue_Timer.init(period = 1500, mode = Timer.ONE_SHOT, callback = toggle_LED2)

while True:
    sleep(10)
    print('please sleep here')