I never tried this, but I think you could just delete the value from the
form.cleaned_data dictionary, if you don't want it:
if instance.my_field == some_value:
del form.cleaned_data['my_field']
This would be in the view, before saving, so you wouldn't need to override
anything.
- Paulo
On Wed, Aug 4, 2010 at 6:05 PM, Sells, Fred <fred.se...@adventistcare.org>wrote:
> I would like to prevent saving a new value if the database contains a
> specific value. This is on a per field, per record basis.
>
> If I override the save() method; is there a way to find the existing (in
> the DB) values and the new (to be stored) values?
>
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