GCD in Fractions

Mark Lawrence breamoreboy at yahoo.co.uk
Tue Sep 23 21:30:46 CEST 2014


On 23/09/2014 18:43, blindanagram wrote:
> On 23/09/2014 18:26, Stefan Behnel wrote:
>> Wolfgang Maier schrieb am 23.09.2014 um 18:38:
>>> While at first I thought this to be a rather irrelevant debate over module
>>> private vs public naming conventions, I now think the OP is probably right
>>> and renaming fractions.gcd to fractions._gcd may be a good idea.
>> For negative numbers, the "expected" behaviour seems to be unclear, so the
>> current behaviour is just as good as any, so backwards compatibility
>> concerns clearly win this fight.
>
> The expected behaviour is not unclear for anyone who takes the
> mathematical properties of the GCD seriously.  It's a shame that Python
> doesn't.
>

All you need do is raise an issue on the bug tracker, provide a patch to 
code, test and docs and the job is done.

-- 
My fellow Pythonistas, ask not what our language can do for you, ask
what you can do for our language.

Mark Lawrence




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