[Python-ideas] PEP 485: A Function for testing approximate equality

[Chris Barker]

On Mon, Feb 16, 2015 at 2:57 PM, Ryan Gonzalez <rymg19 at gmail.com> wrote:

> Doesn't Python already have this with unittest.TestCase.assertAlmostEqual
> <https://docs.python.org/3.4/library/unittest.html#unittest.TestCase.assertAlmostEqual>
> ?
>

Please read the PEP -- assertAlmostEQual is an absolute tolerance test --
not a relative tolerance.

-Chris



>
> On Sat, Feb 14, 2015 at 7:26 AM, Victor Stinner <victor.stinner at gmail.com>
> wrote:
>
>> Hi,
>>
>> Do you propose a builtin function? I would prefer to put it in the math
>> module.
>>
>> You may add a new method to unittest.TestCase? It would show all
>> parameters on error. .assertTrue(isclose(...)) doesn't help on error.
>>
>> Victor
>>
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>
>
>
> --
> Ryan
> If anybody ever asks me why I prefer C++ to C, my answer will be simple:
> "It's becauseslejfp23(@#Q*(E*EIdc-SEGFAULT. Wait, I don't think that was
> nul-terminated."
> Personal reality distortion fields are immune to contradictory evidence. -
> srean
> Check out my website: http://kirbyfan64.github.io/
>



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