Function CheckContainsOnly01s

catboost/libs/data/target.cpp:34–43

}

static void CheckContainsOnly01s(const ITypedSequence<float>& typedSequence) {
    typedSequence.ForEach(
        [] (float value) {
            CB_ENSURE_INTERNAL(
                (value == 0.0f) || (value == 1.0f),
                "targetType is Boolean but target values contain non-{0,1} data"
            );
        }
    );
}

static void CheckContainsOnlyIntegers(const ITypedSequence<float>& typedSequence) {
    typedSequence.ForEach(