[Python-Dev] PEP 3144 review.

[Greg Ewing]

Eric Smith wrote:

> My only concern with this is a possible performance issue with v6 
> networks. Would this be implemented such that [-1] doesn't need to 
> iterate through the (possibly large) address space of a v6 network?

I'm not familiar with v6, but if netmasks work the same
way as they do in v4, then there's no need to iterate
over anything -- it's just a matter of turning on all
the low bits of the address.

-- 
Greg