def load(self):
        if os.path.exists(self.path):
            with open(self.path, 'r') as f:
                self.body_labels = collections.OrderedDict(json.load(f))
def resource_setup(cls):
        super(VolumesActionsTest, cls).resource_setup()

        # Create a test shared volume for attach/detach tests
        cls.volume = cls.create_volume()