[Python-ideas] Python3.3 Decimal Library Released

[random832 at fastmail.us]

On Mon, Mar 3, 2014, at 15:12, Paul Moore wrote:
> Having said this, I can't actually think of a real-life domain where
> math-library functions (by which I assume we basically mean
> trancendental functions?) would be used and yet there would be a
> genuine need for decimal arithmetic rather than floating point. So
> although I'm +1 for a decimal math library in theory, I'm unsure of
> its practical value.

If we count non-integer powers (though, usually they're still rational),
finance.

I suspect though there's a better case for an arbitrary-precision
library and no reason that library shouldn't be (also) able to work in
decimal.