def unregisterProducer(self):
        if 0 in self.pipes:
            self.pipes[0].unregisterProducer()
return an iterator of all classbound attributes that are
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/internet/process.py/Process.unregisterProducer--crossover with--dataset/ETHPy150Open RoseOu/flasky/venv/lib/python2.7/site-packages/sqlalchemy/orm/instrumentation.py/ClassManager._all_sqla_attributes