Rational numbers

Martin Manns mmanns at gmx.net
Sat Feb 24 01:48:13 EST 2007


On 23 Feb 2007 22:19:30 -0800
casevh at gmail.com wrote:

> > Looks pretty much the same as mx.Number
> >
> > Does this warning come up from gmp? Do I have to compile it with
> > different flags?
> > Or do both wrappers use the same code?
> >
> > I would like to encourage the python community (i.e. the guys
> > maintaining the python docs) to point out a recommended rational
> > library. In one of the rational PEPs, it is stated that there are
> > multiple robust rational wrappers for python. But it is not stated,
> > which ones were thoroughly reviewed.
> >
> That specific error message is only a warning that occurs the first
> time a comparison operation is performed. I've successfully used gmpy
> and just ignored the one-time only error. You can use the "warnings"
> module to filter out that error. If I remember correctly, it was fixed
> in version 1.01. I know it is fixed in the SVN version.
> 
> Which specific version of gmpy are you using? (What is
> gmpy.version()?)
> 
$ python
Python 2.4.3 (#1, Jan 13 2007, 20:53:15) 
[GCC 4.1.1 (Gentoo 4.1.1-r3)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import gmpy
>>> gmpy.version()
'1.01'
>>> 

Martin



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