FYI, for those inclined to take a look, or anyone willing to apply a patch to
ZCatalog.Lazy:
http://www.zope.org/Collectors/Zope/2326
This bug affects svn HEAD, Zope 2.10.x, Zope 2.9.x.
LazyCat.__repr__() calls __getitem__() in such a way that __add__()
functionality is crippled (see
Summary of messages to the zope-tests list.
Period Sun May 20 12:00:00 2007 UTC to Mon May 21 12:00:00 2007 UTC.
There were 5 messages: 5 from Zope Unit Tests.
Tests passed OK
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Subject: OK : Zope-2.7 Python-2.3.6 : Linux
From: Zope Unit Tests
Date: Sun May 20 20:51:25 EDT 2007