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Tue Mar 7 10:57:33 CET 2006 · https://mail.python.org/pipermail/python-dev/2006-March/062123.html

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
-- 
Steve Holden       +44 150 684 7255  +1 800 494 3119
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[Python-Dev] conditional expressions - add parens?