def __exit__(self, type, value, traceback):
self.depth -= 1
if self.depth <= 0:
self.locked_by = None
Lock.__exit__(self, type, value, traceback)
def __exit__(self, type, value, traceback):
self.depth -= 1
if self.depth <= 0:
self.locked_by = None
Lock.__exit__(self, type, value, traceback)
