Method _exit

Lib/asyncio/locks.py:569–575

(self)

            raise exceptions.BrokenBarrierError("Abort or reset of barrier")

    def _exit(self):
        # If we are the last tasks to exit the barrier, signal any tasks
        # waiting for the barrier to drain.
        if self._count == 0:
            if self._state in (_BarrierState.RESETTING, _BarrierState.DRAINING):
                self._state = _BarrierState.FILLING
            self._cond.notify_all()

    async def reset(self):
        """Reset the barrier to the initial state.