const_node->set_name(variable_node.name());
  const_node->set_op("Const");
  (*const_node->mutable_attr())["dtype"] = variable_node.attr().at("dtype");
  variable_value.AsProtoTensorContent(
      (*const_node->mutable_attr())["value"].mutable_tensor());
}

// Converts a ReadVariableOp NodeDef to an Identity NodeDef.
void ConvertReadVariableOpToIdentity(const NodeDef& node,

      typedef T type;
    };
    // END_SKIP_DOXYGEN

    TensorProto AsTensorProto() {
      TensorProto tensor_proto;
      if (tensor.NumElements() > 1) {
        tensor.AsProtoTensorContent(&tensor_proto);
      } else {
        tensor.AsProtoField(&tensor_proto);
      }
      return tensor_proto;
    }

    Status status;
    Tensor tensor;
  };

  // representation.
  // * For scalars and short strings it may be marginally worse and a more
  //   intelligent decision could be made by caller.
  if (use_tensor_content)
    input_tensor.AsProtoTensorContent(&tensor_proto);
  else
    input_tensor.AsProtoField(&tensor_proto);
  return tensor_proto;
}

static std::string MangleTensor(const Tensor& tensor) {