[Zope3-Users] Weird behaviour of ViewPageTemplateFile()
jim at zope.com
Thu Apr 10 14:28:22 EDT 2008
On Apr 10, 2008, at 10:30 AM, Marius Gedminas wrote:
>> I've got a view defined in a configure.zcml that points to this
>> class MyView(BrowserView):
>> def __call__(self):
>> self.pt = ViewPageTemplateFile('empty.pt')
>> data = self.pt()
>> return data
>> That works fine.
> I'm actually surprised that this works.
It works because, unlike regular objects, ExtensionClass instances
call descriptors when you get a descriptor as an attribute. This is
for backward compatibility with __of__ methods (which become __get__
More information about the Zope3-users