Method GetFetchTargetNames

paddle/fluid/framework/program_desc.cc:211–226

}

const std::vector<std::string> ProgramDesc::GetFetchTargetNames() {
  auto &global_block = Block(0);
  // The order of fetch_target_names must follow the index specified in `col`.
  // since fetch operator's order doesn't necessary follow 'col'.
  std::vector<std::string> fetch_target_names;
  for (auto *op : global_block.AllOps()) {
    if (op->Type() == kFetchOpType) {
      size_t col = PADDLE_GET_CONST(int, op->GetAttr("col"));
      if (col >= fetch_target_names.size()) {
        fetch_target_names.resize(col + 1);
      }
      fetch_target_names[col] = op->Input("X")[0];
    }
  }
  return fetch_target_names;
}

void ProgramDesc::SetFeedHolderName(const std::string &feed_holder_name) {
  auto *global_block = MutableBlock(0);