def deleteLocalRoles(obj, member_ids, reindex=True, recursive=False):
    """ Remove local roles of specified members from an object.

        o 'obj' is the object on which to remove the role.

        o 'member_ids' is a sequence of user IDs from which to remove the role.

        o If 'reindex' is True, then reindex the security-related attributes
          of the object and all subobjects.

        o if 'recursive' is True, recurse over all subobjects of 'object'.

        o Raise Unauthorized if the currently-authenticated member cannot
          assign 'member_role' on 'obj'.

        Permission:  Public
        """
