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Diffstat (limited to 'docs/topics/2.2-announcement.md')
| -rw-r--r-- | docs/topics/2.2-announcement.md | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/docs/topics/2.2-announcement.md b/docs/topics/2.2-announcement.md index 02cac129..e6220f42 100644 --- a/docs/topics/2.2-announcement.md +++ b/docs/topics/2.2-announcement.md @@ -1,4 +1,4 @@ -# REST framework 2.2 announcement +# Django REST framework 2.2 The 2.2 release represents an important point for REST framework, with the addition of Python 3 support, and the introduction of an official deprecation policy. @@ -42,7 +42,7 @@ The 2.2 release makes a few changes to the API, in order to make it more consist The `ManyRelatedField()` style is being deprecated in favor of a new `RelatedField(many=True)` syntax. -For example, if a user is associated with multiple questions, which we want to represent using a primary key relationship, we might use something like the following: +For example, if a user is associated with multiple questions, which we want to represent using a primary key relationship, we might use something like the following: class UserSerializer(serializers.HyperlinkedModelSerializer): questions = serializers.PrimaryKeyRelatedField(many=True) @@ -58,10 +58,10 @@ The change also applies to serializers. If you have a nested serializer, you sh class Meta: model = Track fields = ('name', 'duration') - + class AlbumSerializer(serializer.ModelSerializer): tracks = TrackSerializer(many=True) - + class Meta: model = Album fields = ('album_name', 'artist', 'tracks') @@ -87,7 +87,7 @@ For example, is a user account has an optional foreign key to a company, that yo This is in line both with the rest of the serializer fields API, and with Django's `Form` and `ModelForm` API. -Using `required` throughout the serializers API means you won't need to consider if a particular field should take `blank` or `null` arguments instead of `required`, and also means there will be more consistent behavior for how fields are treated when they are not present in the incoming data. +Using `required` throughout the serializers API means you won't need to consider if a particular field should take `blank` or `null` arguments instead of `required`, and also means there will be more consistent behavior for how fields are treated when they are not present in the incoming data. The `null=True` argument will continue to function, and will imply `required=False`, but will raise a `PendingDeprecationWarning`. @@ -136,22 +136,22 @@ Now becomes: def has_object_permission(self, request, view, obj): return obj.owner == request.user -If you're overriding the `BasePermission` class, the old-style signature will continue to function, and will correctly handle both global and object-level permissions checks, but it's use will raise a `PendingDeprecationWarning`. +If you're overriding the `BasePermission` class, the old-style signature will continue to function, and will correctly handle both global and object-level permissions checks, but its use will raise a `PendingDeprecationWarning`. Note also that the usage of the internal APIs for permission checking on the `View` class has been cleaned up slightly, and is now documented and subject to the deprecation policy in all future versions. ### More explicit hyperlink relations behavior -When using a serializer with a `HyperlinkedRelatedField` or `HyperlinkedIdentityField`, the hyperlinks would previously use absolute URLs if the serializer context included a `'request'` key, and fallback to using relative URLs otherwise. This could lead to non-obvious behavior, as it might not be clear why some serializers generated absolute URLs, and others do not. +When using a serializer with a `HyperlinkedRelatedField` or `HyperlinkedIdentityField`, the hyperlinks would previously use absolute URLs if the serializer context included a `'request'` key, and fall back to using relative URLs otherwise. This could lead to non-obvious behavior, as it might not be clear why some serializers generated absolute URLs, and others do not. -From version 2.2 onwards, serializers with hyperlinked relationships *always* require a `'request'` key to be supplied in the context dictionary. The implicit behavior will continue to function, but it's use will raise a `PendingDeprecationWarning`. +From version 2.2 onwards, serializers with hyperlinked relationships *always* require a `'request'` key to be supplied in the context dictionary. The implicit behavior will continue to function, but its use will raise a `PendingDeprecationWarning`. [xordoquy]: https://github.com/xordoquy [django-python-3]: https://docs.djangoproject.com/en/dev/faq/install/#can-i-use-django-with-python-3 [porting-python-3]: https://docs.djangoproject.com/en/dev/topics/python3/ [python-compat]: https://docs.djangoproject.com/en/dev/releases/1.5/#python-compatibility [django-deprecation-policy]: https://docs.djangoproject.com/en/dev/internals/release-process/#internal-release-deprecation-policy -[credits]: http://django-rest-framework.org/topics/credits.html +[credits]: http://www.django-rest-framework.org/topics/credits [mailing-list]: https://groups.google.com/forum/?fromgroups#!forum/django-rest-framework [django-rest-framework-docs]: https://github.com/marcgibbons/django-rest-framework-docs [marcgibbons]: https://github.com/marcgibbons/ |