docs: def get_levels_of_description(self):
          """Returns an array of all levels of description defined in this
          ArchivesSpace instance."""
          if not hasattr(self, "levels_of_description"):
              # TODO: * fetch human-formatted strings
              #       * is hardcoding this ID okay?
              self.levels_of_description = self._get("/config/enumerations/32").json()[
                  "values"
              ]
  
          return self.levels_of_description