ignore that - i was mistaken (my test was too complex). the problem seems to be that the attribute is deleted even though __delete__ is defined.
i'll look at it tomorrow. thanks again, andrew On Apr 15, 4:50 am, andrew cooke <[EMAIL PROTECTED]> wrote: > i tried code very similar after reading the first replies and found > that it did not work as expected on setting. for example, in > > person = Person() > person.age = 27 > > "age" is set in the instance's dictionary (as 27; the descriptor is > not called), which then shadows the definition of age in the class > dictionary. > > my understanding was that the descriptor is only called in the class > context, so would be called if, say, a subclass tried to redefine > age. but maybe i am still confused. > > i am about to go to sleep. i guess i will try your code exactly > tomorrow, but it looks very close to mine which showed this problem. > are you sure your solution works? > > thanks, > andrew -- http://mail.python.org/mailman/listinfo/python-list
