docs: def set_learning_objective_ids(self, learning_objective_ids):
          """the learning objective to find related items for
  
          This can only be set if there are no items specifically set
  
          """
          if self.get_learning_objective_ids_metadata().is_read_only():
              raise NoAccess()
          for learning_objective_id in learning_objective_ids:
              if not self.my_osid_object_form._is_valid_id(learning_objective_id):
                  raise InvalidArgument()
          if self.my_osid_object_form._my_map['itemIds'][0]:
              raise IllegalState()
          self.my_osid_object_form._my_map['learningObjectiveIds'] = [str(lo) for lo in learning_objective_ids]