test.py 文件源码

def test_remove_not_null_constraint(self):
    self.test_add_not_null_constraint()
    peeweedbevolve.clear()
    class SomeModel(pw.Model):
      some_field = pw.CharField(null=True)
      class Meta:
        database = self.db
    self.evolve_and_check_noop()
    SomeModel.create()