Method read_lock

src/filelock/_read_write.py:369–387

Context manager that acquires and releases a shared read lock. Falls back to instance defaults for *timeout* and *blocking* when ``None``. :param timeout: maximum wait time in seconds, or ``None`` to use the instance default :param blocking: if ``False``, raise :cl

(self, timeout: float | None = None, *, blocking: bool | None = None)

    @contextmanager
    def read_lock(self, timeout: float | None = None, *, blocking: bool | None = None) -> Generator[None]:
        """
        Context manager that acquires and releases a shared read lock.

        Falls back to instance defaults for *timeout* and *blocking* when ``None``.

        :param timeout: maximum wait time in seconds, or ``None`` to use the instance default
        :param blocking: if ``False``, raise :class:`~filelock.Timeout` immediately; ``None`` uses the instance default

        """
        if timeout is None:
            timeout = self.timeout
        if blocking is None:
            blocking = self.blocking
        self.acquire_read(timeout, blocking=blocking)
        try:
            yield
        finally:
            self.release()

    @contextmanager
    def write_lock(self, timeout: float | None = None, *, blocking: bool | None = None) -> Generator[None]: