def qsize(self):
        return len(self._queue)
Get a URL (and 'state' token) to redirect the user to for authentication
dataset/ETHPy150Open tornadoweb/tornado/tornado/queues.py/Queue.qsize--crossover with--dataset/ETHPy150Open Asana/python-asana/asana/session.py/AsanaOAuth2Session.authorization_url