@abc.abstractmethod
    def read_value(self):
        raise NotImplementedError
It should reject the request from an anonymous user.
dataset/ETHPy150Open adafruit/Adafruit_Python_BluefruitLE/Adafruit_BluefruitLE/interfaces/gatt.py/GattCharacteristic.read_value--crossover with--dataset/ETHPy150Open bmun/huxley/huxley/api/tests/test_user.py/UserListGetTestCase.test_anonymous_user