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Fri Sep 23 06:12:51 EDT 2005 · http://mail.python.org/pipermail/python-list/2005-September/344229.html

Terry Reedy wrote:
> "Steve Holden" <steve at holdenweb.com> wrote in message 
> news:dgtu7d$o7d$1 at sea.gmane.org...
> 
>>Which is yet another reason why it makes absolutely no sense to apply
>>arithmetic operations to Boolean values.
> 
> 
> Except for counting the number of true values.  This and other legitimate 
> uses of False/True as 0/1 (indexing, for instance) were explicitly 
> considered as *features* of the current design when it was entered.  The 
> design was not merely based on backwards compatibility, but also on 
> actually use cases which Guido did not want to disable.  There was lots of 
> discussion on c.l.p.
> 
Sure. Perhaps I should have said it makes absolutely no sense "to expect 
the results of aritmetic operations on bools to themselves be bools". 
Sheesh, you have to be so careful nowadays ... :-)

regards
  Steve
-- 
Steve Holden       +44 150 684 7255  +1 800 494 3119
Holden Web LLC                     www.holdenweb.com
PyCon TX 2006                          www.pycon.org

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Question About Logic In Python