def add_device(self, device):
        self._devices[device.scs_id] = device
Whether or not roles contains 'admin' role according to policy setting.
dataset/ETHPy150Open home-assistant/home-assistant/homeassistant/components/scsgate.py/SCSGate.add_device--crossover with--dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/policy.py/check_is_admin