def _make_images(face=None):
    face = _downsampled_face() if face is None else face
    # make a collection of faces
    images = np.zeros((3,) + face.shape)
    images[0] = face
    images[1] = face + 1
    images[2] = face * 2
    return images
dataset/ETHPy150Open scikit-learn/scikit-learn/sklearn/feature_extraction/tests/test_image.py/_make_images/operator `+` -> `*`