[pypy-dev] Where is `float.is_integer`?

[Ram Rachum]

On Sat, Oct 29, 2011 at 1:27 AM, Alex Gaynor <alex.gaynor at gmail.com> wrote:

>
>
> On Fri, Oct 28, 2011 at 7:24 PM, Ram Rachum <ram at rachum.com> wrote:
>
>> Guys, am I missing something?
>>
>> -----------------------------
>>
>> *Python 2.7.2* (default, Jun 12 2011, 15:08:59) [MSC v.1500 32 bit
>> (Intel)] on win32Type "help", "copyright", "credits" or "license" for more
>> information.
>> >>> x = 4.5
>> >>> x.is_integer()
>> False
>>
>> -----------------------------
>>
>> Python 2.7.1 (080f42d5c4b4, Aug 23 2011, 11:41:11)
>> [*PyPy 1.6.0* with MSC v.1500 32 bit] on win32
>> Type "help", "copyright", "credits" or "license" for more information.
>> And now for something completely different: ``- It's hard to say exactly
>> what
>> constitutes research in the computer world, but as a first approximation,
>> it's
>> software that doesn't have users.''
>> >>>> x = 4.5
>> >>>> x.is_integer()
>> Traceback (most recent call last):
>>   File "<console>", line 1, in <module>
>> AttributeError: 'float' object has no attribute 'is_integer'
>>
>> -----------------------------
>>
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>>
>>
> Nope, it appears we're missing.  In our defense, CPython has *zero* tests
> for it, so I'd just as soon assume it doesn't work at all...
>
> Alex
>
>
I guess a script could be made that would go over *all* the classes in
CPython, see all their methods, compare to those of PyPy, and point out
which ones we forgot.


Ram.
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