} else {
              value.add_int64_val(dim.size());
            }
          }
          AddNodeAttr("value", value, &const_def);
          for (auto const& attr : n->attrs()) {
            if (*attr.first.begin() == '_') {
              AddNodeAttr(attr.first, attr.second, &const_def);
            }
          }

          TF_ASSIGN_OR_RETURN(Node * const_node, graph->AddNode(const_def));

  }
  // Update op name, drop inputs and set attributes required by the Placeholder
  // op.
  *node->mutable_op() = "Placeholder";
  node->clear_attr();
  node->clear_input();
  AddNodeAttr("dtype", dtype, node);
  AddNodeAttr("shape", it->second.shape, node);
  return absl::OkStatus();
}

// Preprocesses GraphDef before it can be converted to Graph by,