Method release

Lib/asyncio/locks.py:428–435

Release a semaphore, incrementing the internal counter by one. When it was zero on entry and another task is waiting for it to become larger than zero again, wake up that task.

(self)

        return True

    def release(self):
        """Release a semaphore, incrementing the internal counter by one.

        When it was zero on entry and another task is waiting for it to
        become larger than zero again, wake up that task.
        """
        self._value += 1
        self._wake_up_next()

    def _wake_up_next(self):
        """Wake up the first waiter that isn't done."""