def test_saving_unloaded_value(self):
        state['a'] = 12
        with tempfile.NamedTemporaryFile() as temp:
            state.save(temp.name)
            state.reset_instance()
            self.assertNotIn('a', state)
            state.load(temp.name)
            state['b'] = 12
            state.save(temp.name)
            state.reset_instance()
            self.assertNotIn('a', state)
            self.assertNotIn('b', state)
            state.load(temp.name)
            self.assertIn('a', state)
            self.assertIn('b', state)
:param required:
dataset/ETHPy150Open duerrp/pyexperiment/tests/test_state.py/TestStateIO.test_saving_unloaded_value--crossover with--dataset/ETHPy150Open saltstack/salt/salt/utils/schema.py/DictItem.__init__