Method __init__

python/python3/tornado/locks.py:383–388

(self, value: int = 1)

    """

    def __init__(self, value: int = 1) -> None:
        super().__init__()
        if value < 0:
            raise ValueError("semaphore initial value must be >= 0")

        self._value = value

    def __repr__(self) -> str:
        res = super().__repr__()