Identity inconsistency and unification of types and classes

[Rim]

Hi,

With the great unification of types and classes, what will happen to the
following identity inconsistency?

>>> class myint(int): pass
... 
>>> a=int(1); b=int(1)
>>> a is b
1
>>> a=myint(1); b=myint(1)
>>> a is b 
0

Thanks
- Rim