test_weight_boosting.py 文件源码

def test_sample_weight_missing():
    from sklearn.linear_model import LogisticRegression
    from sklearn.cluster import KMeans

    clf = AdaBoostClassifier(KMeans(), algorithm="SAMME")
    assert_raises(ValueError, clf.fit, X, y_regr)

    clf = AdaBoostRegressor(KMeans())
    assert_raises(ValueError, clf.fit, X, y_regr)