from machine import Pin
from utime import sleep
from picozero import Speaker

led_r=machine.Pin(5,Pin.OUT)
led_y=machine.Pin(6,Pin.OUT)
led_g=machine.Pin(12,Pin.OUT)

speaker = Speaker(15)

while True:
    speaker.on()
    sleep(1)

    speaker.off()
    sleep(1)


    led_r.on()
    led_y.off()
    led_g.off()
    sleep(10)

    led_r.on()
    led_y.on()
    led_g.off()
    sleep(2)

    led_r.off()
    led_y.off()
    led_g.on()
    sleep(10)

    led_r.off()
    led_y.on()
    led_g.off()
    sleep(5)