Function SummarizeAttrsHelper

tensorflow/core/framework/node_def_util.cc:55–80

AttrSlice::AttrSlice(const AttrValueMap* a) : ndef_(nullptr), attrs_(a) {}

string SummarizeAttrsHelper(AttrSlice attrs, StringPiece device) {
  string ret;

  // We sort the attrs so the output is deterministic.
  std::vector<string> attr_names;
  attr_names.reserve(attrs.size());
  for (const auto& attr : attrs) {
    attr_names.push_back(attr.first);
  }
  std::sort(attr_names.begin(), attr_names.end());
  bool first = true;
  for (const string& attr_name : attr_names) {
    if (!first) strings::StrAppend(&ret, ", ");
    first = false;
    strings::StrAppend(&ret, attr_name, "=",
                       SummarizeAttrValue(*attrs.Find(attr_name)));
  }

  // Consider the device to be a final attr with name "_device".
  if (!device.empty()) {
    if (!first) strings::StrAppend(&ret, ", ");
    first = false;
    strings::StrAppend(&ret, "_device=\"", device, "\"");
  }
  return ret;
}

string AttrSlice::SummarizeNode() const {
  return ndef_ ? SummarizeNodeDef(*ndef_)