On Fri, Jun 13, 2008 at 3:40 PM, Christophe Combelles <[EMAIL PROTECTED]> wrote:
> While fixing some bugs in zope.app.container, > I've also modified the implementation of the BTreeContainer, > by not inheriting from the SampleContainer, and directly accessing the > btree. This had remained as a TODO in the btree.py file, so I did it, but... > > The result is all previous persisted BTreeContainers (such as > PrincipalFolder) are broken because the btree used to be stored in > self._SampleContainer__data, while the new implementation stores it in > self._BTreeContainer__data. > > So I've added a property to offer a transparent backward compatibility: [snip] > Do you think it is safe? Is there any better solution for this? Should I > rather write an evolution script? Or should I revert all this back to > inheriting from SampleContainer? Another option would be to leave the attribute with the "wrong" name and just add a note that it's for backward compatible. -- Benji York Senior Software Engineer Zope Corporation _______________________________________________ Zope-Dev maillist - Zope-Dev@zope.org http://mail.zope.org/mailman/listinfo/zope-dev ** No cross posts or HTML encoding! ** (Related lists - http://mail.zope.org/mailman/listinfo/zope-announce http://mail.zope.org/mailman/listinfo/zope )