[Zope3-dev] TALES PathExpr doesn't call old style classes

[Dmitry Vasiliev]

Philipp von Weitershausen wrote:
> Hi there,
> 
> I've filed an issue in the collector outlining a problem with old style
> classes and TALES traversal: http://www.zope.org/Collectors/Zope3-dev/635
> 
> In particular, I'm looking for comments on problem #2.

PEP-3100 suggest "just call the object and catch the exception" instead of use 
"callable()". So maybe we can write:

try:
     ob()
except:
     pass
return ob

Unfortunately exceptions still will be masked.

-- 
Dmitry Vasiliev (dima at hlabs.spb.ru)
     http://hlabs.spb.ru