Brian Allen Vanderburg II wrote: > bock...@virgilio.it wrote: >> Constants would be a nice addition in python, sure enough. >> But I'm not sure that this can be done without a run-time check every >> time >> the constant is used, and python is already slow enough. Maybe a check >> that is disabled when running with optimizing flags ? >> >> But I'm sure this discussion has been already made and the FINAL WORD has >> been already spoken. >> >> Ciao >> ---- >> FB >> -- >> http://mail.python.org/mailman/listinfo/python-list >> > One idea to make constants possible would be to extend properties to be > able to exist at the module level as well as the class level: > > @property > def pi(): > return 3.14159..... > > print(pi) # prints 3.14159.... > pi=32 # Raise an error Cannot set attribute ... > I don't understand why this would print 3.14159 ... instead of <function __math__.pi>, or whatever.
property would clearly have to do something very different in module scope in order to make this work. regards Steve -- Steve Holden +1 571 484 6266 +1 800 494 3119 Holden Web LLC http://www.holdenweb.com/ -- http://mail.python.org/mailman/listinfo/python-list
