On Tue, 07 Jul 2009 04:51:51 +0000, Lie Ryan wrote:
> Chris Rebert wrote:
>> On Mon, Jul 6, 2009 at 1:29 AM, Lawrence
>> D'Oliveiro<l...@geek-central.gen.new_zealand> wrote:
>>> In message <mailman.2674.1246866966.8015.python-l...@python.org>, Tim
>>> Golden wrote:
>>>
>>>> The difficulty here is knowing where to put such a warning. You
>>>> obviously can't put it against the "++" operator as such because...
>>>> there isn't one.
>>> This bug is an epiphenomenon. :)
>>
>> Well, like I suggested, it /could/ be made an operator (or rather, a
>> lexer token) which just causes a compile/parse error.
>>
>> Cheers,
>> Chris
>
> There are edge cases (level: very rare) where you legitimately want to
> actually do that, e.g.:
Not so rare. Decimal uses unary plus. Don't assume +x is a no-op.
Help on method __pos__ in module decimal:
__pos__(self, context=None) unbound decimal.Decimal method
Returns a copy, unless it is a sNaN.
Rounds the number (if more then precision digits)
--
Steven
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