On Sep 29, 6:06 am, Yo-Yo Ma <baxterstock...@gmail.com> wrote:
> I have two models that are identical in structure except one has 2
> extra fields. The second one is used for record keeping and is never
> edited by users. The system takes the first model and copies it to the
> second model, adding some extra meta information, all when a certain
> action is performed against the first model.
>
> What is the best practice for this?
>
> spam.attribute_one = foo.attribute_one
> spam.attribute_two = foo.attribute_two
>
> Or, is there a pattern that works well?
You can use the get_all_field_names method in model._meta to get all
the actual fields, and set them on the duplicate:
for field in foo._meta.get_all_field_names():
setattr(spam, getattr(foo, field))
--
DR.
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