def __len__(self):
        response = self._rpc(self._declare(True))
        return response.message_count
Return a PackageDescription instance after evaluation of the flags set
dataset/ETHPy150Open gmr/rabbitpy/rabbitpy/amqp_queue.py/Queue.__len__--crossover with--dataset/ETHPy150Open cournape/Bento/bentomakerlib/bentomaker.py/get_running_package