@abc.abstractmethod<EOL><INDENT>def get_assessment_part_lookup_session_for_bank(self, bank_id):<DEDENT>
return<EOL>
Gets the ``OsidSession`` associated with the assessment part lookup service for the given bank.

        :param bank_id: the ``Id`` of the ``Bank``
        :type bank_id: ``osid.id.Id``
        :return: an ``AssessmentPartLookupSession``
        :rtype: ``osid.assessment.authoring.AssessmentPartLookupSession``
        :raise: ``NotFound`` -- no ``Bank`` found by the given ``Id``
        :raise: ``NullArgument`` -- ``bank_id`` is ``null``
        :raise: ``OperationFailed`` -- unable to complete request
        :raise: ``Unimplemented`` -- ``supports_assessment_part_lookup()`` or ``supports_visible_federation()`` is ``false``

        *compliance: optional -- This method must be implemented if
        ``supports_assessment_part_lookup()`` and
        ``supports_visible_federation()`` are ``true``.*