def get_change_addr(self, color_def):
        raise Exception('not implemented')  # pragma: no cover
Check if disk can be attached to an instance.
dataset/ETHPy150Open chromaway/ngcccbase/coloredcoinlib/txspec.py/OperationalTxSpec.get_change_addr--crossover with--dataset/ETHPy150Open ganeti/ganeti/lib/cmdlib/instance_set_params.py/LUInstanceSetParams._CheckAttachDisk