def delete(self, id):
        """
        deletes an specific ListEntry object.

        The object is determined by the ``id`` in the URI.
        """

        adm = ShoppingAdministration()
        gr = adm.get_group_by_id(id)
        adm.delete_group(gr)
    def delete(self, id):
        """
        Deletes an specific Group object.

        The object is determined by the ``id`` in the URI.
        """
        adm = ShoppingAdministration()
        grp = adm.get_group_by_id(id)

        adm.delete_group(grp)
        return "group and all memberships deleted", 200