code: def _update_strl_names(self):
          
          # Update convert_strl if names changed
          for orig, new in self._converted_names.items():
              if orig in self._convert_strl:
                  idx = self._convert_strl.index(orig)
                  self._convert_strl[idx] = new
docs: Update column names for conversion to strl if they might have been
          changed to comply with Stata naming rules