On Thu, Oct 20, 2005 at 09:43:24PM +0200, Dieter Maurer wrote: > >asonhe is not there, but vitester has a __getitem__ method which > >executes a PageTemplateFile instance and returns it. I.e. > Thus, it returns a string. > However, ZPublisher requires that all intermediate traversal > steps return an object which is not of a simple type and does > have a docstring. A string is a simple type, you cannot use it > during traversal...
Ahh.. that makes sense I guess. It just seems counterintuitive that you can return a string in a normal function, but not in __getitem__. > >But that way I can't put any values in there. How can I do this then? > Can can return a wrapper and give it a docstring. > class Wrapper: > '''a wrapper around a string.''' # this is the docstring > def __init__(self, str): > self.str = str > def __call__(self): return self.str > Some security declarations might be necessary as well. > Probably, a class attribute "__roles__ = None" is sufficient. Okay, that will work. Thanks so much for your help, I really appreciated it. -- Anders -----BEGIN GEEK CODE BLOCK----- Version: 3.12 GCS/O d--@ s:+ a-- C++ UL+++$ P++ L+++ E- W+ N(+) o K? w O-- M- V PS+ PE@ Y+ PGP+ t 5 X R+ tv+ b++ DI+++ D+ G e- h !r y? ------END GEEK CODE BLOCK------ PGPKey: http://random.sks.keyserver.penguin.de:11371/pks/lookup?op=get&search=0xD4DEFED0 _______________________________________________ Zope maillist - Zope@zope.org http://mail.zope.org/mailman/listinfo/zope ** No cross posts or HTML encoding! ** (Related lists - http://mail.zope.org/mailman/listinfo/zope-announce http://mail.zope.org/mailman/listinfo/zope-dev )