@abc.abstractmethod
    def list(self):
        pass
Shift out `data` and return shifted in data.
dataset/ETHPy150Open CiscoSystems/avos/openstack_dashboard/api/network_base.py/FloatingIpManager.list--crossover with--dataset/ETHPy150Open vsergeev/python-periphery/periphery/spi.py/SPI.transfer