}

Node* RetOp(int index, ops::NodeOut a, const GraphDefBuilder::Options& opts) {
  if (opts.HaveError()) return nullptr;
  NodeBuilder node_builder(opts.GetNameForOp("Retval"), "_Retval",
                           opts.op_registry());
  node_builder.Input(std::move(a)).Attr("index", index);
  return opts.FinalizeBuilder(&node_builder);
}

                 element_type)) {
    std::vector<float> mins = {static_cast<float>(qtype.getMin())};
    std::vector<float> maxs = {static_cast<float>(qtype.getMax())};
    q_params = tflite::CreateQuantizationParameters(
        builder_, builder_.CreateVector<float>(mins),
        builder_.CreateVector<float>(maxs));
  }
  return tflite::CreateTensor(