docs: def _add_enum_members(meta, clsdict):
          """
          Dispatch ``.add_to_enum()`` call to each member so it can do its
          thing to properly add itself to the enumeration class. This
          delegation allows member sub-classes to add specialized behaviors.
          """
          enum_members = clsdict['__members__']
          for member in enum_members:
              member.add_to_enum(clsdict)