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
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