3 sys.path.append('/home/pi/Adafruit_Micropython_Blinka/src')
4 sys.path.append('/home/pi/Adafruit_Python_GPIO')
11 led = digitalio.DigitalInOut(board.D4)
12 led.direction = digitalio.Direction.OUTPUT
14 button = digitalio.DigitalInOut(board.D18)
15 button.direction = digitalio.Direction.INPUT
16 button.pull = digitalio.Pull.DOWN
19 led.value = button.value