Negative integers

Vlastimil Brom vlastimil.brom at gmail.com
Wed Aug 20 17:55:42 EDT 2008


2008/8/20 johnewing <john.ewi at gmail.com>

> I am trying to figure out how to test if two numbers are of the same
> sign (both positive or both negative).  I have tried
>
> abs(x) / x == abs(y) / y
>
> but that fails when one of the numbers is 0.  I'm sure that there is
> an easy way to do this.  Any suggestions?
>
> Thanks
> --
> http://mail.python.org/mailman/listinfo/python-list
>
What about a straightforward approach like:

(a < 0 and b < 0) or (a >= 0 and b >= 0)

Probably there are some more sophisticated/elegant ... ones.

Vlasta
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