def _isTerminal(self, state):
        # This only works with _FiniteStateMachine since it uses a private
        # method of that type.
        return self._fsm._isTerminal(state)
Test for transaction rollback, test four: check tiles.
dataset/ETHPy150Open ClusterHQ/machinist/machinist/_logging.py/FiniteStateLogger._isTerminal--crossover with--dataset/ETHPy150Open GeoscienceAustralia/agdc/tests/test_abstract_ingester.py/TestIngester.test_rollback_four_tiles