ops->filesystem_ops->delete_dir = tf_gcs_filesystem::DeleteDir;
  ops->filesystem_ops->delete_recursively =
      tf_gcs_filesystem::DeleteRecursively;
  ops->filesystem_ops->copy_file = tf_gcs_filesystem::CopyFile;
  ops->filesystem_ops->path_exists = tf_gcs_filesystem::PathExists;
  ops->filesystem_ops->is_directory = tf_gcs_filesystem::IsDirectory;
  ops->filesystem_ops->stat = tf_gcs_filesystem::Stat;