J. Clifford Dyer wrote: > On Fri, Mar 26, 2010 at 02:49:02PM +0000, kj wrote regarding Classes > as namespaces?: >> What's the word on using "classes as namespaces"? E.g. >> >> class _cfg(object): spam = 1 jambon = 3 huevos = 2 >> >> breakfast = (_cfg.spam, _cfg.jambon, _cfg.huevos) >> [...] > I also would not assign integers to spam, jambon, or huevos. Instead > I would assign each a bare object(). That way you won't get > unexpected interactions with other constants outside the class. An > object() is equal only to itself. > It also has the advantage (?) that you can use "is" (identity) comparisons rather than testing for equality, though this is only a readability issue, I suspect.
regards Steve -- Steve Holden +1 571 484 6266 +1 800 494 3119 See PyCon Talks from Atlanta 2010 http://pycon.blip.tv/ Holden Web LLC http://www.holdenweb.com/ UPCOMING EVENTS: http://holdenweb.eventbrite.com/ -- http://mail.python.org/mailman/listinfo/python-list
