diff options
Diffstat (limited to 'rest_framework')
| -rw-r--r-- | rest_framework/serializers.py | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/rest_framework/serializers.py b/rest_framework/serializers.py index 21336dc2..a81cbc29 100644 --- a/rest_framework/serializers.py +++ b/rest_framework/serializers.py @@ -129,8 +129,8 @@ class BaseSerializer(WritableField): _dict_class = SortedDictWithMetadata def __init__(self, instance=None, data=None, files=None, - context=None, partial=False, many=None, source=None): - super(BaseSerializer, self).__init__(source=source) + context=None, partial=False, many=None, **kwargs): + super(BaseSerializer, self).__init__(**kwargs) self.opts = self._options_class(self.Meta) self.parent = None self.root = None @@ -358,9 +358,13 @@ class BaseSerializer(WritableField): try: value = data[field_name] except KeyError: - if self.required: - raise ValidationError(self.error_messages['required']) - return + if self.default is not None and not self.partial: + # Note: partial updates shouldn't set defaults + value = copy.deepcopy(self.default) + else: + if self.required: + raise ValidationError(self.error_messages['required']) + return # Set the serializer object if it exists obj = getattr(self.parent.object, field_name) if self.parent.object else None |