test_locally_linear.py 文件源码

def test_lle_init_parameters():
    X = np.random.rand(5, 3)

    clf = manifold.LocallyLinearEmbedding(eigen_solver="error")
    msg = "unrecognized eigen_solver 'error'"
    assert_raise_message(ValueError, msg, clf.fit, X)

    clf = manifold.LocallyLinearEmbedding(method="error")
    msg = "unrecognized method 'error'"
    assert_raise_message(ValueError, msg, clf.fit, X)