Method total_size

tensorflow/core/kernels/lookup_util.cc:164–175

  Status status() const override { return status_; }

  int64 total_size() const override {
    if (vocab_size_ == -1) {
      int64 new_size = -1;
      Status status = GetNumLinesInTextFile(env_, filename_, &new_size);
      if (!status.ok()) {
        LOG(WARNING) << "Unable to get line count: " << status;
        new_size = -1;
      }
      *const_cast<int64*>(&vocab_size_) = new_size;
    }
    return vocab_size_;
  }

 private:
  Tensor key_;