[Python-Dev] Draft proposal: Implicit self in Python 3.0

Phillip J. Eby pje at telecommunity.com
Sun Jan 8 17:27:16 CET 2006


At 08:09 AM 1/8/2006 -0800, Ralf W. Grosse-Kunstleve wrote:
>--- Thomas Wouters <thomas at xs4all.net> wrote:
>
> > The main difference isn't the lookup of 'self', it's the attribute 
> retrieval
> > of 'x' from 'self'.
>
>I see. Thanks!
>If you put 'self' into a special category (with corresponding C code), 
>couldn't
>you use the same "indexing" tricks as for local variables and make 'self.x'
>just as fast as 'x'?

It's not nearly that simple.  See e.g.:

http://mail.python.org/pipermail/python-dev/2002-February/019854.html

Note, however, that such a speedup is entirely independent of the 
syntax.  Trying to link the syntax with the performance is completely bogus.



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