to pass self or not to pass self

Bruno Desthuilliers bruno.42.desthuilliers at websiteburo.invalid
Wed Mar 17 10:12:54 CET 2010


Patrick Maupin a écrit :
> On Mar 16, 1:59 pm, Jason Tackaberry <t... at urandom.ca> wrote:
>> Why not create the bound methods at instantiation time, rather than
>> using the descriptor protocol which has the overhead of creating a new
>> bound method each time the method attribute is accessed?
> 
> Well, for one thing, Python classes are open.  They can be added to at
> any time.  For another thing, you might not ever use most of the
> methods of an instance, so it would be a huge waste to create those.

A possible optimization would be a simple memoization on first access.




More information about the Python-list mailing list