[Python-Dev] defaultdict proposal round three

"Martin v. Löwis" martin at v.loewis.de
Tue Feb 21 01:41:50 CET 2006

Delaney, Timothy (Tim) wrote:
> However, *because* Python uses duck typing, I tend to feel that
> subclasses in Python *should* be drop-in replacements. If it's not a
> drop-in replacement, then it should probably not subclass, but just use
> duck typing (probably by wrapping).

Inheritance is more about code reuse than about polymorphism.


More information about the Python-Dev mailing list