def extern_key(self):
        return '%s %s using %s' % (self.objtype.lower(), self.name,
                                   self.index_method)
Delete the specified dns domain.
dataset/ETHPy150Open perseas/Pyrseas/pyrseas/dbobject/operfamily.py/OperatorFamily.extern_key--crossover with--dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/network/base_api.py/NetworkAPI.delete_dns_domain