[Zope] How to create a new TAL statement?

[Garito]

Tino Wildenhain escribió:
> Garito schrieb:
>> Tino Wildenhain escribió:
> ...
>> I'm talking about <tal:anything tal:yanged="/foo/bar" /> not 
>> <tal:yanged tal:replace="/foo/bar" />
>>
>> What I need is control the expression far away from the normal way (I 
>> want to process the result automatically before return the result)
>>
>> Aj and Chris dissapoint me to modify the __gettattr__ member of my 
>> class to make this calculation
>>
>> Then I thing I can make this calculation via some tal:statement
>>
>> Some idea?
>
> Err, what they didnt tell you, its easier to implement get()
> on your method (item access) just like dictionaries.
>
> This can be used w/ tal path expressions as well.
>
> No need to fiddle around with extending TAL.
>
> Regards
> Tino Wildenhain
Hi Tino!
This is exactly what I need. Can you point me better for these solution?
Some example or some paper explaining how to do it?

Thanks a lot!

-- 
Mis Cosas
http://blogs.sistes.net/Garito