docs: def get_codemirror_parameters(self, name):
          """
          Return CodeMirror parameters for given configuration name.
  
          This is a reduced configuration from internal parameters.
  
          Arguments:
              name (string): Config name from available ones in
                  ``settings.CODEMIRROR_SETTINGS``.
  
          Returns:
              dict: Parameters.
          """
          config = self.get_config(name)
  
          return {k: config[k] for k in config if k not in self._internal_only}