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Tweaks
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@ -144,6 +144,12 @@ The corresponding code would now look like this:
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logging.info('Creating ticket "%s"' % name)
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serializer.save(user=request.user) # Include the user when saving.
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#### Use `rest_framework.exceptions.ValidationFailed`.
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Django's `ValidationError` class is intended for use with HTML forms and it's API makes its use slightly awkward with nested validation errors as can occur in serializers.
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We now include a simpler `ValidationFailed` exception class in REST framework that you should use when raising validation failures.
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#### Change to `validate_<field_name>`.
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The `validate_<field_name>` method hooks that can be attached to serializer classes change their signature slightly and return type. Previously these would take a dictionary of all incoming data, and a key representing the field name, and would return a dictionary including the validated data for that field:
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@ -555,7 +555,7 @@ class ModelSerializer(Serializer):
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depth = getattr(self.Meta, 'depth', 0)
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extra_kwargs = getattr(self.Meta, 'extra_kwargs', {})
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assert not fields and exclude, "Cannot set both 'fields' and 'exclude'."
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assert not (fields and exclude), "Cannot set both 'fields' and 'exclude'."
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extra_kwargs = self._include_additional_options(extra_kwargs)
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