'Ensure that a PyInstanceObject with with a NULL in_dict is handled'

def test_NULL_instance_dict(self):

    self.assertSane('\nclass    Foo:\n                pass\nfoo    =    Foo()\nfoo.an_int    =    42\nprint    foo', 'set    ((PyInstanceObject*)op)->in_dict    =    0', exptype='Foo')
