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Allow blank choices to render. Closes #2071.

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This commit is contained in:
Tom Christie 2014-11-19 09:31:26 +00:00
parent f573aaee4e
commit e49d22dbda
2 changed files with 4 additions and 1 deletions
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2
rest_framework/fields.py
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@ -947,6 +947,8 @@ class ChoiceField(Field):
self.fail('invalid_choice', input=data) self.fail('invalid_choice', input=data)
def to_representation(self, value): def to_representation(self, value):
if value in ('', None):
return value
return self.choice_strings_to_values[six.text_type(value)] return self.choice_strings_to_values[six.text_type(value)]

3
tests/test_fields.py
View File

@ -793,7 +793,8 @@ class TestChoiceField(FieldValues):
'amazing': ['`amazing` is not a valid choice.'] 'amazing': ['`amazing` is not a valid choice.']
} }
outputs = { outputs = {
'good': 'good' 'good': 'good',
'': ''
} }
field = serializers.ChoiceField( field = serializers.ChoiceField(
choices=[ choices=[