@raise_null_argument<EOL><INDENT>def get_relationships_by_search(self, relationship_query, relationship_search):<DEDENT>
<EOL>if not self._can('<STR_LIT>'):<EOL><INDENT>raise PermissionDenied()<EOL><DEDENT>return self._provider_session.get_relationships_by_search(relationship_query, relationship_search)<EOL>
Pass through to provider RelationshipSearchSession.get_relationships_by_search