Clemens Robbenhaar wrote:
The actual work is the transformation of instances of class A.Foo to
class B.Foo; to be on the safe side one would have to copy over all
attributes manually. If You want to try a fast and dirty solution, You
could try to write the new class into the '__class__' attribute
Somebody correct me please, if I'm wrong, but
1. tinkering with __class__ is the only way to do this.
2. you can not tinker with __class__ of an ExtensionClass, i.e. all
Persistent objects.
It's not easily doable, no. I settled on converting each instance
(copying properties) from the old
