On Aug 15, 7:40 pm, Christian Heimes <li...@cheimes.de> wrote: > Roy Smith schrieb: > > > What's the best way to get the fractional part of a real? The two ways I > > can see are r % 1 and r = int(r), but both seem a bit hokey. Is there > > something more straight-forward that I'm missing, like fraction(r)? > >>> import math > >>> math.modf(1.5) > > (0.5, 1.0)
What Christian said. math.fmod(r, 1.0) also works. Note that r % 1 and r - int(r) aren't the same thing for negative reals. What sign do you want the result to have when r is negative? Mark -- http://mail.python.org/mailman/listinfo/python-list