from machine import Pin
from time import sleep
import utime

boton = Pin(15, Pin.IN, Pin.PULL_DOWN)
leds = [Pin(x, Pin.OUT) for x in range(4, 14)]
velocidad = 0.1

while True:

    # normal sin presionar
    if boton.value() == 0:

        # va de ida
        for i in range(10):
            leds[i].on()
            sleep(velocidad)
            leds[i].off()

        #aqui se regresa
        for i in range(9, -1, -1):
            leds[i].on()
            sleep(velocidad)
            leds[i].off()

    # si el boton se presiona
    else:

        # prenden rojos
        for i in (3,6,0):
            leds[i].on()
        utime.sleep(1)
        for i in (3,6,0):
            leds[i].off()

        # luego los verdes
        for i in (1,4,7):
            leds[i].on()
        utime.sleep(1)
        for i in (1,4,7):
            leds[i].off()

        # despues los blancos
        for i in (2,5,8):
            leds[i].on()
        utime.sleep(1)
        for i in (2,5,8):
            leds[i].off()

        # por ultimo en pares
        for i in range(5):
            leds[9 - i].on()
            leds[i].on()
            utime.sleep(0.3)

        #y se apagan todos         
        for i in range(10):
            leds[i].off()

        utime.sleep(1)