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import contextlib
from typing import Generator
from RPi import GPIO
from .logging import get_logger
# =====
@contextlib.contextmanager
def bcm() -> Generator[None, None, None]:
logger = get_logger(2)
GPIO.setmode(GPIO.BCM)
logger.info("Configured GPIO mode as BCM")
try:
yield
finally:
GPIO.cleanup()
logger.info("GPIO cleaned")
def set_output(pin: int, initial: bool=False) -> int:
GPIO.setup(pin, GPIO.OUT, initial=initial)
return pin
def set_input(pin: int) -> int:
GPIO.setup(pin, GPIO.IN)
return pin
def read(pin: int) -> bool:
return bool(GPIO.input(pin))
def write(pin: int, flag: bool) -> None:
GPIO.output(pin, flag)
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