On Oct 30, 2006, at 7:40 PM, Alan Franzoni wrote:

> I thought it was the mapper who mapped the UOWProperty to the class  
> columns, but after debugging for a while I'm not so sure about that.

it initiates the operation in the compile phase.

> My problems also arise from the fact that it doesn't seem there's  
> any UOWProperty attached to the class till the first instance of  
> the class is created (or pulled from the db), so I might just have  
> looked into the wrong code.

try calling mapper.compile(), that will set up the properties.

if you use logging and do logging.getLogger('sqlalchemy.orm').setLevel 
(logging.DEBUG), you should see a lot going on with regards to  
UOWProperty's getting set up and whatnot.



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