[ZPT] ZPT and Python Scripts

[Bob Gailer]

At 12:33 AM 9/26/2003, Tino Wildenhain wrote:

>Hi Bob,
>
>Evan Simpson wrote:
>>Bob Gailer wrote:
>>
>>>I have wandered around the Zope Book and the ZPT archive. I am still 
>>>wishing for some comprehensive explanation of the various ways one can 
>>>invoke python scripts and use the results in zpt. I have found a number 
>>>of interesting examples, but no technical explanation of the mechanisms.
>>
>>I'm not sure what you're looking for.  You call a Script, you get back 
>>whatever data structure you build in the Script.  If it's a sequence, you 
>>can use tal:repeat on it.  If it's a dictionary, you can use paths to 
>>access the values in it.  By nesting sequences and dictionaries, you can 
>>do complex things, but this has nothing in particular to do with "mechanisms".
>
>As long as we dont have these special prefixes, I dont think pure
>path access lets you access dictionary values of a script directly.
>e.g. here/theScript/key does not work
>
>Another common approach is to call the python Script and
>return a ZPT from it via

OK; what's a ZPT and how would I use it?

>return context.theZPT(arg1=foo,arg2=bar)

Bob Gailer
bgailer at alum.rpi.edu
303 442 2625
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