test_mlp.py 文件源码

def test_params_errors():
    # Test that invalid parameters raise value error"""
    X = [[3, 2], [1, 6]]
    y = [1, 0]
    clf = MLPClassifier

    assert_raises(ValueError, clf(hidden_layer_sizes=-1).fit, X, y)
    assert_raises(ValueError, clf(max_iter=-1).fit, X, y)
    assert_raises(ValueError, clf(shuffle='true').fit, X, y)
    assert_raises(ValueError, clf(alpha=-1).fit, X, y)
    assert_raises(ValueError, clf(learning_rate_init=-1).fit, X, y)

    assert_raises(ValueError, clf(algorithm='hadoken').fit, X, y)
    assert_raises(ValueError, clf(learning_rate='converge').fit, X, y)
    assert_raises(ValueError, clf(activation='cloak').fit, X, y)