test_mlp.py 文件源码

def test_partial_fit_errors():
    # Test partial_fit error handling."""
    X = [[3, 2], [1, 6]]
    y = [1, 0]

    # no classes passed
    assert_raises(ValueError,
                  MLPClassifier(
                      algorithm='sgd').partial_fit,
                  X, y,
                  classes=[2])

    # l-bfgs doesn't support partial_fit
    assert_false(hasattr(MLPClassifier(algorithm='l-bfgs'), 'partial_fit'))