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Tue Feb 10 21:59:07 CET 2009 · https://mail.python.org/pipermail/python-dev/2009-February/085980.html

On Mar, Feb 10, 2009 09:42PM, Daniel Stutzbach wrote:
> On Tue, Feb 10, 2009 at 2:36 PM, Cesare Di Mauro
> <cesare.dimauro at a-tono.com>wrote:
>
>> OK, so I can make assumptions only for built-in types.
>>
>
> Yes, but even there you have to be careful of odd corner-cases, such as:
>
>>>> nan = float('nan')
>>>> nan < nan
> False
>>>> nan >= nan
> False

Ah, I missed it. OK, and the same apply for decimals, I suppose.

Thanks
Cesare

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[Python-Dev] Expression optimizations