docs: def get_objects_or_children_by_type(self, *types):
          """ Get objects if children already been read or get children.
  
          Use this method for fast access to objects in case of static configurations.
  
          :param types: requested object types.
          :return: all children of the specified types.
          """
  
          objects = self.get_objects_by_type(*types)
          return objects if objects else self.get_children(*types)