Function check

catboost/python-package/ut/medium/test.py:655–665

(pool1, data2)

    pool1.set_feature_names(list(data.columns))

    def check(pool1, data2):
        pool2 = Pool(
            data2,
            labels,
            cat_features=cat_features,
            text_features=text_features,
            embedding_features=embedding_features,
            group_id=group_ids
        )
        assert _have_equal_features(pool1, pool2)
        assert _check_data([float(label) for label in pool1.get_label()], pool2.get_label())

    if len(embedding_features):
        for embedding_array_ctor in [np.array, list]: