Antoon Pardon wrote: > Op 2005-11-03, Steven D'Aprano schreef <[EMAIL PROTECTED]>: > > >>>There are two possible fixes, either by prohibiting instance variables >>>with the same name as class variables, which would allow any reference >>>to an instance of the class assign/read the value of the variable. Or >>>to only allow class variables to be accessed via the class name itself. >> >>There is also a third fix: understand Python's OO model, especially >>inheritance, so that normal behaviour no longer surprises you. > > > No matter wat the OO model is, I don't think the following code > exhibits sane behaviour: > > class A: > a = 1 > > b = A() > b.a += 2 > print b.a > print A.a > > Which results in > > 3 > 1 > I don't suppose you'd care to enlighten us on what you'd regard as the superior outcome?
regards Steve -- Steve Holden +44 150 684 7255 +1 800 494 3119 Holden Web LLC www.holdenweb.com PyCon TX 2006 www.python.org/pycon/ -- http://mail.python.org/mailman/listinfo/python-list