from machine import Pin
from utime import sleep
import_thread

led_red = Pin(15, Pin.OUT)
led_amber = Pin(14, Pin.OUT)
led_green = Pin(13, Pin.OUT)
button = Pin(16, Pin.IN, Pin.PULL_DOWN)
buzzer = Pin(12, Pin.OUT)

global button_pressed
button_pressed = False

while True:
    print(button.value())
    if button.value() == 1:
        led_red.value(1)
        for i in range(10):
            buzzer.value(1)
            sleep(0.2)
            buzzer.value(0)
            sleep(0.2)
        led_red.value(1)
        sleep(5)
        led_amber.value(1)
        sleep(2)
        led_red.value(0)
        led_amber.value(0)
        led_green.value(1)
        sleep(5)
        led_green.value(0)
        led_amber.value(1)
        sleep(5)
        led_amber.value(0)