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On 07/18/2013 12:26 PM, Kevin L. Mitchell wrote:
> On Thu, 2013-07-18 at 11:09 -0300, Sandy Walsh wrote:
>> 3. some other ugly python hack that I haven't thought of yet.
> 
> I have two possibilities, though neither is really ideal.  One is to
> provide a duplicate call for registering the callback, but where the
> callback has the extra arguments.  The other is to use the functions in
> the "inspect" module to determine what convention the callback is
> expecting.
> 

Yeah, I was thinking something similar where we could wrapper the
callback with a partial and apply properties to it. The callback could
look for these attributes being present or not.

Works but feels very chicken-bone to me.