[Python-ideas] caching properties

[Oleg Broytmann]

On Wed, Apr 29, 2009 at 10:33:27PM +0000, Benjamin Peterson wrote:
> I think it would be nice to add a "cache" argument to the property()
> constructor. When "cache" was True, property would only ask the getter function
> once for the result. This would simplify properties that require expensive
> operations to compute.

http://ppa.cvs.sourceforge.net/viewvc/*checkout*/ppa/QPS/qps/qUtils.py

   See class CachedAttribute. Just use @CachedAttribute instead of
@property.

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