_sync.py 文件源码

def statistics(self):
        """Return an object containing debugging information.

        Currently the following fields are defined:

        * ``locked``: boolean indicating whether the lock is held.
        * ``owner``: the :class:`trio.hazmat.Task` currently holding the lock,
          or None if the lock is not held.
        * ``tasks_waiting``: The number of tasks blocked on this lock's
          :meth:`acquire` method.

        """
        return _LockStatistics(
            locked=self.locked(),
            owner=self._owner,
            tasks_waiting=len(self._lot),
        )