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From: Peter Otten <__peter__@web.de>
Subject: Re: RE Module Performance
Date: Fri, 12 Jul 2013 18:15:11 +0200
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Joshua Landau wrote:

> On 12 July 2013 11:45, Devyn Collier Johnson <devyncjohnson@gmail.com>
> wrote:
>> Could you explain what you mean? What and where is the new Flexible
>> String Representation?
> 
> Do not worry. jmf is on about his old rant comparing broken previous
> versions of Python to newer ones which in some microbenchmarks are
> slower. I don't really get why he spends his time on it.
> 
> If you're interested, the basic of it is that strings now use a
> variable number of bytes to encode their values depending on whether
> values outside of the ASCII range and some other range are used, as an
> optimisation.

See also <http://www.python.org/dev/peps/pep-0393/>