def test_deprecated_grid_scores(random_state=1): dim = 5 n_samples = 6 random_state = check_random_state(random_state) prec = make_sparse_spd_matrix(dim, alpha=.96, random_state=random_state) cov = linalg.inv(prec) X = random_state.multivariate_normal(np.zeros(dim), cov, size=n_samples) graph_lasso = GraphLassoCV(alphas=[0.8, 0.5], tol=1e-1, n_jobs=1) graph_lasso.fit(X) depr_message = ("Attribute grid_scores was deprecated in version " "0.19 and will be removed in 0.21. Use " "``grid_scores_`` instead") assert_warns_message(DeprecationWarning, depr_message, lambda: graph_lasso.grid_scores) assert_equal(graph_lasso.grid_scores, graph_lasso.grid_scores_)