Re: [Zope3-Users] Extending interfaces and implementations

2006-02-08 Thread matt wilbert
I think you might find that zope3 generations address your requirement.  See:  http://svn.zope.org/Zope3/trunk/src/zope/app/generations/README.txt?view=markup As far as reloads go, it would be very useful, but my understanding is that it is hard to implement reliably.  My workaround is to do as muc

[Zope3-Users] Extending interfaces and implementations

2006-02-08 Thread Behrang Dadsetan
Hi, when a class is augumented of a new attribute, my understanding is that the instances created with the older version of the class will not have that attribute. Will the interfaces and methods that are also updated to reflect the new attribute will fail on older instances? Is there any migrati