# Use the Machine library from MicroPython to access pins on the Pico.
from machine import Pin
# utime is a verion of Python's "time" library
# that's been optimized for MicroPython
import utime

# Create a variable that tells Python which Pin the LED is attached to.
led = machine.Pin(25, machine.Pin.OUT)

# Create a loop that turns the LED on and off every second.
while True:
    ## Uncomment this section (and comment out the active
    ## code) to use the toggle command instead of on/off
    led.toggle()
    utime.sleep(5)
    '''
    led.on()
    utime.sleep(1)
    led.off()
    utime.sleep(1)
    '''