Assertions
Thomas Jollans
tjol at tjol.eu
Fri Sep 22 09:07:07 EDT 2017
On 2017-09-22 14:43, Steve D'Aprano wrote:
> In the case of floating point NANs, they are unordered with respect to all
> numbers. So for any number x, we always have:
>
> NAN == x
> NAN < x
> NAN > x
> NAN <= x
> NAN >= x
>
> all return False, and
>
> NAN != x
>
> return True.
Just to make the implication explicit:
>>> from math import nan
>>> nan is nan
True
>>> nan == nan
False
>>> nan != nan
True
>>>
--
Thomas Jollans
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