Terry Reedy wrote: > "Daniel Schüle" <[EMAIL PROTECTED]> wrote in message > news:[EMAIL PROTECTED] ... > > unfortunately there is no arg method to get the angle > > of the complex number > > I agree that this is a deficiency. I would think .angle() should be a > no-param method like .conjugate(), though its internal implementation would > need access to the appropriate cmath functions.
You need math, not cmath. def arg(z): """The Argument of z, in radians.""" z += 0j # make it work on real inputs return math.atan2(z.imag, z.real) -- http://mail.python.org/mailman/listinfo/python-list