const std::string& asset_filename,
                     std::unique_ptr<Asset>* output) {
  std::string abs_path =
      io::JoinPath(saved_model_dir, kSavedModelAssetsDirectory, asset_filename);
  AbstractTensorPtr tensor(ctx->CreateStringScalar(abs_path));
  if (tensor.get() == nullptr) {
    return absl::InternalError(absl::StrCat(

#ifndef TENSORFLOW_CC_SAVED_MODEL_CONSTANTS_H_
#define TENSORFLOW_CC_SAVED_MODEL_CONSTANTS_H_

namespace tensorflow {

// SavedModel assets directory.
inline constexpr char kSavedModelAssetsDirectory[] = "assets";

// SavedModel assets.extra directory.
inline constexpr char kSavedModelAssetsExtraDirectory[] = "assets.extra";

// SavedModel assets key for graph collection-def.

  }

  void ValidateAssets(const string& export_dir,
                      const SavedModelBundleLite& bundle) {
    const string asset_directory =
        io::JoinPath(export_dir, kSavedModelAssetsDirectory);
    const string asset_filename = "foo.txt";
    const string asset_filepath = io::JoinPath(asset_directory, asset_filename);
    TF_EXPECT_OK(Env::Default()->FileExists(asset_filepath));