from machine import Pin
from time import sleep

led1=Pin(0,Pin.OUT)
led2=Pin(9,Pin.OUT)
while True:
    led1.on()
    sleep(0.3)
    led1.off()
    sleep(0.3)
    
    led2.on()
    sleep(0.6)
    led2.off()
    sleep(0.6)