Dieter Maurer: Oliver Bleutgen writes:

...

... ObjectManagers children work with the tree, but where do they define these attributes/methods? Such questions are best answered by my "DocFinder" product:

<http://www.dieter.handshake.de/pyprojects/zope/DocFinder.html>

Dieter

Perhaps a good time for saying thanks for this nice tool, thanks Dieter. But actually I grepped the source and tpId doesn't show up at the usual suspects (ObjectManager.py, SimpleItem.py). bleutgen:~/bin/Zope-2.3.3-src/lib/python > find -type f -exec grep -q tpId \{\} \; -print ./HelpSys/HelpSys.py ./HelpSys/HelpUtil.py ./HelpSys/HelpSys.pyc ./HelpSys/HelpUtil.pyc ./Products/OFSP/help/dtml-tree.stx ./Products/ZGadflyDA/DABase.py ./Products/ZGadflyDA/DABase.pyc ./TreeDisplay/TreeTag.py ./TreeDisplay/TreeTag.pyc bleutgen:~/bin/Zope-2.3.3-src/lib/python > So I suspected the online-help isn't telling the whole truth and, from glancing over TreeTag.py, the oid of the objects is used instead. oliver