@classmethod
    def network_provider_node_attrs(cls, cluster, node):
        node_attrs = super(NovaNetworkDeploymentSerializer70,
                           cls).network_provider_node_attrs(cluster, node)
        node_attrs['network_metadata'] = cls.generate_network_metadata(cluster)
        return node_attrs
create test that fails with *msg*.
dataset/ETHPy150Open openstack/fuel-web/nailgun/nailgun/orchestrator/nova_serializers.py/NovaNetworkDeploymentSerializer70.network_provider_node_attrs--crossover with--dataset/ETHPy150Open CGATOxford/cgat/tests/test_commandline.py/failTest