id	summary	reporter	owner	description	type	status	component	version	severity	resolution	keywords	cc	stage	has_patch	needs_docs	needs_tests	needs_better_patch	easy	ui_ux
3482	MultipleChoiceField validation against a list with a single null element	Jeff Bauer <jbauer@…>	nobody	"MultipleChoiceField fails validation when required=False against a list with a single null value (as opposed to when value itself is null)
{{{
>>> f = MultipleChoiceField(required=False, choices=[('1', '1'), ('2', '2')])
>>> f.clean([''])
Traceback (most recent call last):
  File ""<stdin>"", line 1, in ?
  File ""django/newforms/fields.py"", line 386, in clean
    if val not in valid_values:
django.newforms.util.ValidationError: [u'Select a valid choice.  is not one of the available choices.']
>>> 
}}}
"	Bug	closed	Forms	dev	Normal	wontfix	MultipleChoiceField		Unreviewed	0	0	0	0	0	0