@classmethod
    def _singleton(cls):

        return NULL
``write_request_load_scenario`` should timeout if the setup the dataset
dataset/ETHPy150Open goFrendiAsgard/kokoropy/kokoropy/packages/sqlalchemy/sql/elements.py/Null._singleton--crossover with--dataset/ETHPy150Open ClusterHQ/flocker/benchmark/scenarios/test/test_write_request_load.py/write_request_load_scenarioTest.test_setup_timeout_when_datasat_not_created