def _verify_all_labels_masked(self):
        # values is a generator in Python 3, so convert to list
        labels_values = list(self._labels_to_masks.values())
        unlabelled_points = np.sum(labels_values, axis=0) == 0
        if np.any(unlabelled_points):
            nonzero = np.nonzero(unlabelled_points)
            raise ValueError(
                'Every point in the landmark pointcloud must be labelled. '
                'Points {0} were unlabelled.'.format(nonzero))
Calls Caffe to get output for this image
dataset/ETHPy150Open menpo/menpo/menpo/landmark/base.py/LandmarkGroup._verify_all_labels_masked--crossover with--dataset/ETHPy150Open s-gupta/visual-concepts/test_model.py/test_img