const SourceCode& code) const {
  TF_CHECK_OK(WriteStringToFile(env_, file_path, code.Render())) << file_path;
}

const std::vector<OpSpec>& Controller::GetModelOps() const {
  return operators_;
}

void Controller::InitializeOpApi() {
  OpRegistry::Global()->Export(false, &op_list_);

  // Load matching API defs for each Op. Paths are visited in order, allowing