<[EMAIL PROTECTED]> wrote: > Dmitry> doc says that it must be > 0, or < 0, but it seems that it > Dmitry> returns +1 or -1. Can it be reliably used to get the sign of x: > Dmitry> cmp(x, 0) like pascal Sign() function does? > > Why not > > def sign(n): > return n and n/abs(n) or 0
If you assume n is a number, the 'or 0' appears redundant (if you don't so assume, then the abs(n) and the division are doubtful;-). Alex -- http://mail.python.org/mailman/listinfo/python-list
