@utilities.arguments_not_none<EOL><INDENT>def get_assessments_offered_by_banks(self, bank_ids):<DEDENT>
<EOL>assessment_offered_list = []<EOL>for bank_id in bank_ids:<EOL><INDENT>assessment_offered_list += list(<EOL>self.get_assessments_offered_by_bank(bank_id))<EOL><DEDENT>return objects.AssessmentOfferedList(assessment_offered_list)<EOL>
Gets the list of ``AssessmentOffered`` objects corresponding to a list of ``Banks``.

        arg:    bank_ids (osid.id.IdList): list of bank ``Ids``
        return: (osid.assessment.AssessmentOfferedList) - list of
                assessments offered
        raise:  NullArgument - ``bank_ids`` is ``null``
        raise:  OperationFailed - unable to complete request
        raise:  PermissionDenied - authorization failure occurred
        *compliance: mandatory -- This method must be implemented.*