Removed the instance attribute from DataObject (the common data structure),
employing the presence of a value on the attrcode attribute to indicate the
instance status of objects.
1#!/usr/bin/env python 2 3classB: 4pass 5 6classA: 7c0=B 8 9# context on A attribute context on a attribute 10A.c0# none none 11A.c1=B# none none 12a=A() 13a.c2=B# N/A none 14 15# vim: tabstop=4 expandtab shiftwidth=4