def add_carrier(self, carrier_record, power_state, aux_data_records=[]):
        carrier = Carrier(carrier_record, power_state)
        for aux in aux_data_records:
            carrier.auxiliary_data_records.append(aux)
        self.carriers.append(carrier)
Add a new carrier to the handover select message.
dataset/ETHPy150Open javgh/greenaddress-pos-tools/nfc/ndef/handover.py/HandoverSelectMessage.add_carrier