Fixed #18168 -- clarified precedence of validation

any choices set by formfield_for_choice_field are still subject
to model validation of the model field's choices attribute
This commit is contained in:
Preston Holmes 2013-07-24 14:58:14 -07:00
parent bd0dcc6c89
commit 10f8a21002
1 changed files with 9 additions and 0 deletions

View File

@ -1389,6 +1389,15 @@ templates used by the :class:`ModelAdmin` views:
kwargs['choices'] += (('ready', 'Ready for deployment'),)
return super(MyModelAdmin, self).formfield_for_choice_field(db_field, request, **kwargs)
.. admonition:: Note
Any ``choices`` attribute set on the formfield will limited to the form
field only. If the corresponding field on the model has choices set,
the choices provided to the form must be a valid subset of those
choices, otherwise the form submission will fail with
a :exc:`~django.core.exceptions.ValidationError` when the model itself
is validated before saving.
.. method:: ModelAdmin.get_changelist(self, request, **kwargs)
Returns the ``Changelist`` class to be used for listing. By default,