On 1/20/08, Paul Moore <[EMAIL PROTECTED]> wrote: > Both of these are likely to be of limited use. The most common usage I > know of is to make a "sensible" rational from a float (i.e., a DWIM > style conversion 0.1 -> 1/10) or to provide readable output. On the > other hand, both are subtle to implement, so having a standard > implementation saves people having to code (and debug) their own. > > I suspect that simplest within a particular distance is the form that > is most often wanted, but I don't have any good evidence for that > feeling. Putting both in might help people to realise that there *is* > a choice. > > Given that you have implemented them, I'd say leave them in. And I > like the names trim and approximate, as given in the code you > referenced.
I can't think of a use case for these either, but the first (limit_denominator) seems like a generalized round, and I suppose might be useful for something. -- Cheers, Leif _______________________________________________ Python-Dev mailing list Python-Dev@python.org http://mail.python.org/mailman/listinfo/python-dev Unsubscribe: http://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com
