constexpr std::string_view kQuantizationUnitPrefix = "QuantizationUnit(";
constexpr std::string_view kQuantizationUnitSuffix = ")";

// Concatenates node name and func name with a "@" separator.
std::string ConcatNodeAndFuncName(std::string_view node_name,
                                  std::string_view func_name) {
  return absl::StrCat(node_name, "@", func_name);
}

// Generate a string to represent the QuantizationUnit.