tensor.matrix<tsl::qint8>()(0, 1) = tsl::qint8(2);
  tensor.matrix<tsl::qint8>()(1, 0) = tsl::qint8(3);
  tensor.matrix<tsl::qint8>()(1, 1) = tsl::qint8(4);

  ::tensorflow::TensorProto tensor_proto;
  tensor.AsProtoTensorContent(&tensor_proto);
  return ::tensorflow::mangling_util::MangleTensor(tensor_proto);
}

std::string GetQint16Tensor() {
  ::tensorflow::Tensor tensor(::tensorflow::DT_QINT16, {2, 2});

  }

  void Compute(OpKernelContext* ctx) override {
    if (!enabled_) return;

    const Tensor& tensor_data = ctx->input(0);

    TensorProto tensor_proto;
    tensor_data.AsProtoTensorContent(&tensor_proto);

    OP_REQUIRES_OK(ctx, tensor_data_writer_->WriteRecord(
                            tensor_proto.SerializeAsString()));
  }

 private:
  bool enabled_;