def create_model2abcd(self):
        Model2A.objects.create(field1='A1')
        Model2B.objects.create(field1='B1', field2='B2')
        Model2C.objects.create(field1='C1', field2='C2', field3='C3')
        Model2D.objects.create(field1='D1', field2='D2', field3='D3', field4='D4')
Return a constant :class:`.False_` construct.
dataset/ETHPy150Open chrisglass/django_polymorphic/polymorphic/tests.py/PolymorphicTests.create_model2abcd--crossover with--dataset/ETHPy150Open goFrendiAsgard/kokoropy/kokoropy/packages/sqlalchemy/sql/elements.py/False_._singleton