@abc.abstractmethod<EOL><INDENT>def get_sequence_rule_enablers_by_query(self, sequence_rule_enabler_query):<DEDENT>
return<EOL>
Gets a list of ``SequenceRuleEnablers`` matching the given sequence rule enabler query.

        :param sequence_rule_enabler_query: the sesequence rule enabler query
        :type sequence_rule_enabler_query: ``osid.assessment.authoring.SequenceRuleEnablerQuery``
        :return: the returned ``SequenceRuleEnablerList``
        :rtype: ``osid.assessment.authoring.SequenceRuleEnablerList``
        :raise: ``NullArgument`` -- ``sequence_rule_enabler_query`` is ``null``
        :raise: ``OperationFailed`` -- unable to complete request
        :raise: ``PermissionDenied`` -- authorization failure
        :raise: ``Unsupported`` -- ``sequence_rule_enabler_query`` is not of this service

        *compliance: mandatory -- This method must be implemented.*