def test_duration_argument_skipped(self):
        d =  DurationMixin()
        self.assertEqual(d.duration, 0)
Separate method to just get the working set
dataset/ETHPy150Open eoyilmaz/anima/tests/previs/test_duration_mixin.py/DurationAttrMixinTestCase.test_duration_argument_skipped--crossover with--dataset/ETHPy150Open moraes/tipfy/manage/newaction.py/InstallPackagesAction.working_set