105             def __set_name__(self, owner, name):  argument
106                 self.owner = owner
113         self.assertIs(A.d.owner, A)
120                 self.assertIs(ret.d.owner, ret)
124             def __set_name__(self, owner, name):  argument
125                 self.owner = owner
134             def __set_name__(self, owner, name):  argument
176             def __set_name__(self, owner, name):  argument
177                 self.owner = owner
183                 self.meta_owner = self.owner
189                 cls.owner = cls.d.owner
195         self.assertIs(B.owner, B)
203             def __set_name__(self, owner, name):  argument
204                 setattr(owner, name + 'x', None)