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Do not require UniqueTogether validation for updates (PATCH) since the update may be partial.

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This commit is contained in:
Jarrod Baumann 2014-11-05 00:22:49 -06:00
parent 5ee472718a
commit 4b62a8e8bd
1 changed files with 8 additions and 7 deletions
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15
rest_framework/serializers.py
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@ -592,13 +592,14 @@ class ModelSerializer(Serializer):
# Note that we make sure to check `unique_together` both on the
# base model class, but also on any parent classes.
for parent_class in [model_class] + list(model_class._meta.parents.keys()):
for unique_together in parent_class._meta.unique_together:
if field_names.issuperset(set(unique_together)):
validator = UniqueTogetherValidator(
queryset=parent_class._default_manager,
fields=unique_together
)
validators.append(validator)
if self.context.get('request').method != 'PATCH':
for unique_together in parent_class._meta.unique_together:
if field_names.issuperset(set(unique_together)):
validator = UniqueTogetherValidator(
queryset=parent_class._default_manager,
fields=unique_together
)
validators.append(validator)
# Add any unique_for_date/unique_for_month/unique_for_year constraints.
info = model_meta.get_field_info(model_class)