from machine import Pin
from utime import sleep

# Se crean los objetos
led_verde = Pin(15, Pin.OUT) # Pin de salida
led_amarillo = Pin(2, Pin.OUT) # Pin de salida
led_rojo = Pin(4, Pin.OUT) # Pin de salida

leds = [led_verde, led_amarillo, led_rojo]

# Comenzar el ciclo de código 
# while True:
#     led_verde.value(1)
#     print('ON')
#     sleep(2)
#     led_verde.value(0)
#     print('OFF')
#     sleep(2)

#     led_amarillo.value(1)
#     print('ON')
#     sleep(2)
#     led_amarillo.value(0)
#     print('OFF')
#     sleep(2)

#     led_rojo.value(1)
#     print('ON')
#     sleep(2)
#     led_rojo.value(0)
#     print('OFF')
#     sleep(2)

for led in leds:
    led.value(1)
    print('ON')
    sleep(2)
    led.value(0)
    print('OFF')
    sleep(2)