Function LGBM_DatasetCreateByReference

src/c_api.cpp:527–536

int LGBM_DatasetCreateByReference(const DatasetHandle reference,
                                  int64_t num_total_row,
                                  DatasetHandle* out) {
  API_BEGIN();
  std::unique_ptr<Dataset> ret;
  ret.reset(new Dataset(static_cast<data_size_t>(num_total_row)));
  ret->CreateValid(reinterpret_cast<const Dataset*>(reference));
  *out = ret.release();
  API_END();
}

int LGBM_DatasetPushRows(DatasetHandle dataset,
                         const void* data,