Tensor tensor;
    RETURN_FAILURE_IF_ERROR(ConvertToTensor(operand, &tensor));
    TF_Tensor* tf_tensor = TF_TensorFromTensor(tensor, &status->status);
    RETURN_FAILURE_IF_ERROR(status);
    auto clean_tensor =
        MakeCleanup([tf_tensor] { TF_DeleteTensor(tf_tensor); });
    TFE_TensorHandle* input_handle = TFE_NewTensorHandle(tf_tensor, status);
    RETURN_FAILURE_IF_ERROR(status);
    auto clean_input_handle =

      fallback_state.process_function_library_runtime());
  RETURN_FAILURE_IF_ERROR(runner.status());

  VLOG(1) << "Start to evaluate node: " << node_def->get()->DebugString();

  std::vector<tensorflow::Tensor> inputs;

  // Adds inputs to the TF operation.
  for (const ElementsAttr& operand : operands) {
    tensorflow::Tensor tensor;
    RETURN_FAILURE_IF_ERROR(tensorflow::ConvertToTensor(operand, &tensor));