Method join

tests/test_filelock.py:281–284

(self, timeout: float | None = None)

            self.ex = sys.exc_info()

    def join(self, timeout: float | None = None) -> None:
        super().join(timeout=timeout)
        if self.ex is not None:
            raise RuntimeError from self.ex[1]  # pragma: no cover  # only a worker that raised gets re-raised here


# 100 threads x 100 acquisitions is thousands of lock cycles; the 20s default is tight on a loaded Windows runner.