code: def make_members(self, collection, lang=None):
          
          objects = sorted([
                  self.expose_ancestors_or_children(member, collection, lang=lang)
                  for member in collection.members
                  if member.get_label()
              ],
              key=itemgetter("label")
          )
          return objects
docs: Build member list for given collection
  
          :param collection: Collection to build dict view of for its members
          :param lang: Language to express data in
          :return: List of basic objects