On 2010-03-27 13:36 , Adam Olsen wrote:
On Fri, Mar 26, 2010 at 17:16, Raymond Hettinger <[email protected]> wrote:Of the ideas I've seen in this thread, only two look reasonable: * Do nothing. This is attractive because it doesn't break anything. * Have float.__eq__(x, y) return True whenever x and y are the same NaN object. This is attractive because it is a minimal change that provides a little protection for simple containers. I support either of those options.What's the flaw in using isnan()?
There are implicit comparisons being done inside list.__contains__() and other such methods. They do not, and should not, know about isnan().
-- Robert Kern "I have come to believe that the whole world is an enigma, a harmless enigma that is made terrible by our own mad attempt to interpret it as though it had an underlying truth." -- Umberto Eco _______________________________________________ Python-Dev mailing list [email protected] http://mail.python.org/mailman/listinfo/python-dev Unsubscribe: http://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com
