BOARD = 1
HIGH = 1
LOW = 0
OUT = 1
IN = 0
FALLING = 0
RISING = 1


def setmode(x):
    pass


def setwarnings(x):
    pass


def setup(gpio, mode, initial=None):
    pass


def output(gpio, state):
    pass


def add_event_detect(gpio, edge, callback, bouncetime=None):
    pass