Charlie Moad wrote: > On 9/14/06, Dino Viehland <[EMAIL PROTECTED]> wrote: > >> We're tentatively thinking that this is a 2.0 feature but if we figured out >> a syntax we really liked we'd try to get it into 1.1. >> >> > > It seems as if there are two clean ways to do this in my mind. > > 1. Use python2.4's decorator sytax and extend it to allow class and > class variable attribute declaration. This has the pitfall of > breaking cpython compatibility with decorators though. At the same > time, why use decorators when you can use attributes? > When this was last discussed on Python-Dev, Guido agreed that class decorators could go into core Python. (Partly because of the IronPython usecase.)
The best thing to do (IMHO) is to see if a syntax can be agreed on Python-Dev, to ensure future compatibility with CPython. Michael Foord http://www.voidspace.org.uk/python/index.shtml > 2. Thinking about this problem brings me back to an elegant solution > that Philip Eby came up with to allow python2.3 users to use > decorators for turbogears. > > class Root: > [expose()] > def method(): ... > > Granted special logic has to be added to the decorator method. This > prompted me to try: > > import clr > clr.AddReference('System.Web.Services') > > from System.Web.Services import * > > [WebServiceAttribute] > class Echo(WebService): > > [WebMethodAttribute] > def echo(msg): > return msg > > The advantage here is syntactically correct python. IP could just add > some special logic to apply the attributes. Another advantage is that > it matches the sytax of C# attributes. Evil programmers could even > apply decorators and attributes to a method! > _______________________________________________ > users mailing list > users@lists.ironpython.com > http://lists.ironpython.com/listinfo.cgi/users-ironpython.com > > > -- No virus found in this outgoing message. Checked by AVG Free Edition. Version: 7.1.405 / Virus Database: 268.12.4/448 - Release Date: 14/09/2006 _______________________________________________ users mailing list users@lists.ironpython.com http://lists.ironpython.com/listinfo.cgi/users-ironpython.com
