Method SetGroupIdToIdxMap

catboost/libs/data/pairs_data_loaders.cpp:21–26

namespace NCB {
    void IPairsDataLoader::SetGroupIdToIdxMap(TConstArrayRef<TGroupId>) {
        CB_ENSURE_INTERNAL(
            false,
            "IPairsDataLoader::SetGroupIdToIdxMap called for loader that does not need groupIdToIdxMap"
        );
    }

    void NCB::TDsvFlatPairsLoader::Do(IDatasetVisitor* visitor) {
        THolder<ILineDataReader> reader = GetLineDataReader(Args.Path, NCB::TDsvFormatOptions(), /*keepLineOrder*/false);