[Zope-dev] Re: compiling intSet.c on Zope 2.8.8

Laurence Rowe l at lrowe.co.uk
Fri Aug 10 04:27:56 EDT 2007

This is just an idea, but zeo is backwards compatible right? So perhaps 
you could connect a 2.7 client to a 2.8 zeo server and as long as you 
know the oids of the intSets you should be able to load them and do your 


Chris Withers wrote:
> Dieter Maurer wrote:
>> The reason that Jim dropped support for the old "BTree" was
>> to save time by not converting them to the new "type = new style class"
>> paradigme which is now used by "Persistent".
>> It is likely that "BTree" will not work in a new (post Zope 2.7) 
>> environment
>> even if build anew.
> Yeah, that much I feared :-(
> Hmmm... how would I go about writing a python class that could be used 
> in unpickle the persistent data for the intSet objects that are there?
> I'm thinking something along the lines of create intSet.py something 
> like as follows and putting it somewhere on the PYTHONPATH:
> class intSet(Persistent):
>   def __setstate__(self,...):
>     ...
> Would that work?
> cheers,
> Chris

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