def test_slices(self):

        Slicer.objects.create(field1=4, field2=3)
        Slicer.objects.create(field1=4, field2=3)
        Slicer.objects.create(field1=4, field2=3)
        Slicer.objects.create(field1=4, field2=3)
        v1 = Slicer.objects.filter(field1=4, field2=3)[1:2]
        v2 = Slicer.objects.filter(field1=4)[1:2]
        list(v1)
        # This was the trigger for the behavior in #90
        list(v2)
determine the fitness ranging [0.0, 1.0]; higher is better
dataset/ETHPy150Open lionheart/django-pyodbc/tests/django16/model_regress/tests.py/ModelTests.test_slices--crossover with--dataset/ETHPy150Open ceteri/exelixi/src/uow.py/UnitOfWorkFactory.get_fitness