UTF-32 decoder optimization in Python 3.4

wxjmfauth at gmail.com wxjmfauth at gmail.com
Tue Nov 12 19:25:41 CET 2013


Le mardi 12 novembre 2013 03:11:48 UTC+1, Terry Reedy a écrit :
> On 11/11/2013 4:41 PM, Mark Lawrence wrote:
> 
> >  From http://docs.python.org/dev/whatsnew/3.4.html#optimizations "The
> 
> > UTF-32 decoder is now 3x to 4x faster.".  Does anybody have any
> 
> > references to this work?  All I can find is the 3.3 what's new which
> 
> > refers to PEP 393 (Flexible String Representation) optimizations as a
> 
> > result of work done by Serhiy Storchaka on issues 14624, 14738 and 15026.
> 
> 
> 
> The second line at the top has "For full details, see the changelog." 
> 
> where changelog links to
> 
> http://docs.python.org/3.4/whatsnew/changelog.html
> 
> Searching that for 'UTF-34' goes to this line
> 
> "Issue #14625: Rewrite the UTF-32 decoder. It is now 3x to 4x faster. 
> 
> Patch written by Serhiy Storchaka." where 'Issue #14625' links to
> 
> http://bugs.python.org/issue14625
> 
> with full discussion. (I know that you, Mark, could have found that, but 
> 
> not everyone reading could.)
> 
> 
> 
> -- 
> 
> Terry Jan Reedy

I'm not so sure, I understood the last sentence correctly.
If you are thinking about me, yes I'm aware of it.

jmf



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