message: const reference
diff: @@ -140,7 +140,7 @@ static unique_ptr<QueryResult> CompletePendingQuery(PendingQueryResult &pending_
  return pending_query.Execute();
  }
  -py::list TransformNamedParameters(case_insensitive_map_t<idx_t> &named_param_map, const py::dict &params) {
  +py::list TransformNamedParameters(const case_insensitive_map_t<idx_t> &named_param_map, const py::dict &params) {
  py::list new_params(params.size());
  for (auto &item : params) {
  