[Python-Dev] conditional expressions - add parens?
Steve Holden
steve at holdenweb.com
Tue Mar 7 10:57:33 CET 2006
Joe Smith wrote:
> "Steve Holden" <steve at holdenweb.com> wrote in message
> news:440CAAFB.5060702 at holdenweb.com...
>
>>Jim Jewett wrote:
>>
>>>I think that adding parentheses would help, by at least signalling that
>>>the logic is longer than just the next (single) expression.
>>>
>>> level = (0 if "absolute_import" in self.futures else -1)
>>>
>>
>>Contrast with the bleeding obvious:
>>
>> level = 0
>> if "absolute_import" in self.futures:
>> level = -1
>>
>>or even, if a certain obscurity is desirable:
>>
>> level = - ("absolute_import" in self.futures)
>>
>
>
> Wait a second.
>
> I may be just a user but if the above is correct then that syntax needs to
> die!
> There is no logical reason for "XX if YY else ZZ" to be roughly equivlent
> to:
> "if (YY) then {ZZ} else {XX}" , but AFAICT that is pretty much the way you
> expanded that.
> I hope I misunderstood, or that there was a typo in a post.
>
There was a typo in the post.
regards
Steve
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