Please ignore my last email. The idea for combining trunc, ceil,
floor, etc was probably just a distractor.
> One thing I'm beginning to feel more and more strongly about
> is that round, trunc, ceil and floor all belong in the same
> category, and either should all be builtins or should all
> be in math.
+1 for all four going into the math module.
> I should also admit that the 2-arg version of round() was
> borrowed from ABC, but the use case for it there doesn't map
> to Python: in ABC it's the only tool you have for floating point
> formatting on output, while in Python the same thing would
> typically be done with "%.2f" % x rather than round(x, 2).
+1 for deprecating the second argument to round().