def basic_qos(self, prefetch_size=0, prefetch_count=0, global_flag=False):
        self._rpc(spec.Basic.Qos(prefetch_size, prefetch_count, global_flag))
Helper function for merge. 
dataset/ETHPy150Open gmr/rabbitpy/rabbitpy/amqp.py/AMQP.basic_qos--crossover with--dataset/ETHPy150Open ipython/ipython-py3k/IPython/utils/ipstruct.py/Struct.__dict_invert