@utilities.arguments_not_none<EOL><INDENT>def match_ancestor_bank_id(self, bank_id, match):<DEDENT>
<EOL>bank_descendants = self._get_descendant_catalog_ids(bank_id)<EOL>identifiers = [ObjectId(i.identifier) for i in bank_descendants]<EOL>self._query_terms['<STR_LIT>'] = {'<STR_LIT>': identifiers}<EOL>
Sets the bank ``Id`` for to match banks in which the specified bank is an acestor.

        arg:    bank_id (osid.id.Id): a bank ``Id``
        arg:    match (boolean): ``true`` for a positive match,
                ``false`` for a negative match
        raise:  NullArgument - ``bank_id`` is ``null``
        *compliance: mandatory -- This method must be implemented.*