[Python-Dev] bool does not want to be subclassed?

["Martin v. Löwis"]

Phillip J. Eby wrote:
> Actually, it might be even better to start with equality.  Hashing is 
> only meaningful for objects that can be tested for equality.

However, in Python, all objects can be tested for equality. So hashing
is meaningful for all objects?

It is not: it is only meaningful for objects which compare equal to the
same other objects over their lifespan.

Regards,
Martin