Function CheckNpyVersion

dali/util/numpy.cc:163–175

}

void CheckNpyVersion(char *token) {
  int api_version = token[6];
  if (api_version != 1) {
    static int unrecognized_version = [&]() {
      std::string actual_version =
          (api_version == 2 || api_version == 3) ? "higher" : "unrecognized";
      DALI_WARN(make_string(
          "Expected file in NPY file format version 1. The provided file uses ", actual_version,
          " version. Please note, DALI does not support structured NumPy arrays."));
      return 0;
    }();
  }
}

uint16_t GetHeaderLen(char *data) {
  std::string header = std::string(data);