@abc.abstractmethod<EOL><INDENT>def get_resource_search_session(self):<DEDENT>
return<EOL>
Gets a resource search session.

        :return: ``a ResourceSearchSession``
        :rtype: ``osid.resource.ResourceSearchSession``
        :raise: ``OperationFailed`` -- unable to complete request
        :raise: ``Unimplemented`` -- ``supports_resource_search()`` is ``false``

        *compliance: optional -- This method must be implemented if
        ``supports_resource_search()`` is ``true``.*