#24010: Unable to use choice values instead of choice keys in form/field 
validation
-------------------------------------+-------------------------------------
     Reporter:  karolyi              |                    Owner:  nobody
         Type:  New feature          |                   Status:  new
    Component:  Forms                |                  Version:  1.7
     Severity:  Normal               |               Resolution:
     Keywords:  field choices error  |             Triage Stage:
  display                            |  Unreviewed
    Has patch:  0                    |      Needs documentation:  0
  Needs tests:  0                    |  Patch needs improvement:  0
Easy pickings:  0                    |                    UI/UX:  0
-------------------------------------+-------------------------------------

Comment (by karolyi):

 Oh yes, I forgot that it's a special case, so let me elaborate. I created
 a form, where not all of the original choices are available for a field:


 {{{
 class MyForm(model.ModelForm):
     def __init__(self, choices, *args, **kwargs):
         super(MyForm, self).__init__(*args, **kwargs)
         self.fields['option'].choices = [
             x for x in choices.ALL_CHOICES if x[0] in choices]
 }}}

 Now, when cleaning the form, the option field can get an option which has
 a choice, but is not in the 'enabled' choice list. In that case, it'd be
 nice to see the corresponding value of choices.ALL_CHOICES.

 Does that make sense?

 Replying to [comment:7 timgraham]:
 > If the value appears in `choices`, isn't it a valid choice? If you could
 submit a test or some code to better demonstrate the problem that would be
 helpful.

--
Ticket URL: <https://code.djangoproject.com/ticket/24010#comment:8>
Django <https://code.djangoproject.com/>
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