Method operator()

catboost/libs/data/loader.cpp:406–409

    namespace {
        struct TStupidStringHash {
            size_t operator()(TStringBuf str) {
                Y_ASSERT(str.size() == 3);
                return IntHash(str[0] + (str[2] << 8));
            }
        };

        bool TryFloatFromStringFast(TStringBuf token, float& value) {