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comp.lang.python

Re: invert or not ?

Steve Holden

3/1/2008 1:41:00 PM

Stef Mientki wrote:
> hello,
>
> from the manual I read that a bitwise inversion should be done by invert.
> But from some experiments I see that not works equally well.
> Is this coincidence ?
>
> (The disadvantage of invert is that I've to import operators)
>
Bitwise inversion is performed by the "~" operator. I think your
experimentation has been inadequate:

>>> for i in range(-10000, 10000):
.... if (not i) == (~i):
.... print i
....
-1
>>>

regards
Steve
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