[Python-ideas] Non-boolean return from __contains__

[Oleg Broytman]

On Mon, Jul 26, 2010 at 07:28:30AM -0700, Guido van Rossum wrote:
> other odd ducks are 'and' and 'or', though in a pinch one can use '&'
> and '|' for those. I forget in which camp 'not' falls.

   'not' is like 'and' and 'or'. '~' is like '&' and '|'; its magic method
is __invert__.
   I maintain a similar all-magic-methods-overridden class, just for a
different ORM (SQLObject), so I am greatly interested in the discussion.

Oleg.
-- 
     Oleg Broytman            http://phd.pp.ru/            phd at phd.pp.ru
           Programmers don't die, they just GOSUB without RETURN.