[Python-3000] UTF-32 codecs

[Walter Dörwald]

Guido van Rossum wrote:

> On 8/16/07, "Martin v. Löwis" <martin at v.loewis.de> wrote:
>> Walter Dörwald schrieb:
>>> I have a patch against the py3k branch (http://bugs.python.org/1775604)
>>> that adds UTF-32 codecs. On a narrow build it combines surrogate pairs
>>> in the unicode object into one codepoint on encoding and creates
>>> surrogate pairs for codepoints outside the BMP on decoding.
>>>
>>> Should I apply this to the py3k branch only, or do we want that for
>>> Python 2.6 too (using str instead of bytes)?
>> If it's no effort, I would like to seem this on the trunk also.
>>
>> In general, I'm skeptical about the "new features only in 3k" strategy.
>> Some features can be added easily with no backwards-compatibility issues
>> in 2.x, and would have normally been added to the next major 2.x release
>> without much discussion.
> 
> Agreed, especially since we're planning on backporting much to 2.6. I
> want to draw the line at *dropping* stuff from 2.6 though (or
> replacing it, or changing it). 2.6 needs to be *very* compatible with
> 2.5, in order to lure most users into upgrading to 2.6, which is a
> prerequisite for porting to 3.0 eventually.

OK, then I'll check it into the py3k branch, and backport it to the trunk.

Servus,
    Walter