Re: [Python-Dev] return type of __complex__

2012年10月19日 12:48:49 -0700

On 10/19/2012 06:44 PM, Tres Seaver wrote:
> On 10/19/2012 11:56 AM, Benjamin Peterson wrote:
>> 2012年10月19日 Tres Seaver <[email protected]>:
>>> -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1
>>>
>>> On 10/19/2012 11:26 AM, Benjamin Peterson wrote:
>>>> 2012年10月19日 Antonio Cuni <[email protected]>:
>>>>> indeed, you are right. So I suppose that in pypy we could just
>>>>> relax the check in cmath and be happy. Is there any chance that
>>>>> this will be changed in 2.7 and/or 3.x?
>>>>
>>>> Certainly 3.x, but not 2.7.
>>>
>>> Why not 2.7? It is a perfectly-backward-compatible change: no
>>> currenly-working code could possibly break if cmath's restriction
>>> was relaxed.
> 
>> It's a new feature.
> 
> That is an assertion; I can dqually assert that the current over-strict
> typechecking is a bug, because it doesn't conform to the semandics of
> 'comples_new'.
Maybe, but an assertion made by the 2.7 release manager tends to be
the stronger one :)
Georg
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