Added `RetrieveUpdateAPIView`

docs/api-guide/generic-views.md

@@ -85,7 +85,7 @@ Extends: [SingleObjectAPIView], [DestroyModelMixin]
 
 Used for **update-only** endpoints for a **single model instance**.
 
-Provides a `put` method handler.
+Provides `put` and `patch` method handlers.
 
 Extends: [SingleObjectAPIView], [UpdateModelMixin]
 
@@ -97,6 +97,14 @@ Provides `get` and `post` method handlers.
 
 Extends: [MultipleObjectAPIView], [ListModelMixin], [CreateModelMixin]
 
+## RetrieveUpdateAPIView
+
+Used for **read or update** endpoints to represent a **single model instance**.
+
+Provides `get`, `put` and `patch` method handlers.
+
+Extends: [SingleObjectAPIView], [RetrieveModelMixin], [UpdateModelMixin]
+
 ## RetrieveDestroyAPIView
 
 Used for **read or delete** endpoints to represent a **single model instance**.
@@ -109,7 +117,7 @@ Extends: [SingleObjectAPIView], [RetrieveModelMixin], [DestroyModelMixin]
 
 Used for **read-write-delete** endpoints to represent a **single model instance**.
 
-Provides `get`, `put` and `delete` method handlers.
+Provides `get`, `put`, `patch` and `delete` method handlers.
 
 Extends: [SingleObjectAPIView], [RetrieveModelMixin], [UpdateModelMixin], [DestroyModelMixin]
 
@@ -197,6 +205,8 @@ If an object is created, for example when making a `DELETE` request followed by
 
 If the request data provided for updating the object was invalid, a `400 Bad Request` response will be returned, with the error details as the body of the response.
 
+A boolean `partial` keyword argument may be supplied to the `.update()` method.  If `partial` is set to `True`, all fields for the update will be optional.  This allows support for HTTP `PATCH` requests.
+
 Should be mixed in with [SingleObjectAPIView].
 
 ## DestroyModelMixin

docs/topics/release-notes.md

@@ -18,7 +18,9 @@ Major version numbers (x.0.0) are reserved for project milestones.  No major poi
 
 ### Master
 
-* Relation changes are no longer persisted in `.restore_object`
+* Added `PATCH` support.
+* Added `RetrieveUpdateAPIView`.
+* Relation changes are now persisted in `save` instead of in `.restore_object`.
 
 ### 2.1.14
 
@@ -61,7 +63,7 @@ This change will not affect user code, so long as it's following the recommended
 * Bugfix: Ensure read-only fields don't have model validation applied.
 * Bugfix: Fix hyperlinked fields in paginated results.
 
-### 2.1.9
+## 2.1.9
 
 **Date**: 11th Dec 2012
 

rest_framework/generics.py

@@ -191,6 +191,19 @@ class ListCreateAPIView(mixins.ListModelMixin,
         return self.create(request, *args, **kwargs)
 
 
+class RetrieveUpdateAPIView(mixins.RetrieveModelMixin,
+                            mixins.UpdateModelMixin,
+                            SingleObjectAPIView):
+    """
+    Concrete view for retrieving, updating a model instance.
+    """
+    def get(self, request, *args, **kwargs):
+        return self.retrieve(request, *args, **kwargs)
+
+    def put(self, request, *args, **kwargs):
+        return self.update(request, *args, **kwargs)
+
+
 class RetrieveDestroyAPIView(mixins.RetrieveModelMixin,
                              mixins.DestroyModelMixin,
                              SingleObjectAPIView):