:return: None

def set_attributes(self, priority, address, rtr):
        """
        :return: None
        """
        assert isinstance(priority, int)
        assert isinstance(address, int)
        assert isinstance(rtr, bool)
        assert priority == velbus.HIGH_PRIORITY or priority == velbus.LOW_PRIORITY
        assert address >= velbus.LOW_ADDRESS and address <= velbus.HIGH_ADDRESS
        self.priority = priority
        self.address = address
        self.rtr = rtr