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Wed Aug 24 23:12:38 CEST 2005 · https://mail.python.org/pipermail/python-dev/2005-August/055646.html

Am 24.08.2005 um 20:20 schrieb Greg Wilson:

>>> Walter Dörwald wrote:
>>>
>>>> At least it would remove the quadratic number of calls to
>>>> _PyUnicodeUCS2_IsLinebreak(). For each character it would be  
>>>> called only
>>>> once.
>
>> Martin v. Löwis wrote:
>>
>>> Correct. However, I very much doubt that this is the cause of the
>>> slowdown.
>
>> Walter Dörwald wrote:
>> Probably. We'd need a test with the original Argon source to  
>> really know.
>
> We can do that.

So, can you try Martin's patch?

>> OK, so should we add this for 2.4.2 or only for 2.5?
>
> 2.4.2 please ;-)

If we use the patch as is, I think it can go into 2.4.2.

Bye,
    Walter Dörwald

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51 Million calls to _PyUnicodeUCS2_IsLinebreak() (???)