oh also you might want to use attributes.set_committed_state instead of 
setattr() so that the history is cleared.


On Feb 28, 2012, at 4:08 PM, Kent wrote:

> Is there a simple way to revert all columns back to their committed
> state (some columns may be synonyms), or do I need to loop through
> mapper.iterate_properties, get the ColumnProperty ones, make sure they
> aren't aliases (prop.columns[0] is Column) and use setattr() to set
> the value back to the attributes.history's deleted?
> 
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