Merge pull request #681 from dbrgn/format_suffixes_docs

Added function type detail to format suffix docs

docs/api-guide/format-suffixes.md

@@ -35,12 +35,22 @@ Example:
     
     urlpatterns = format_suffix_patterns(urlpatterns, allowed=['json', 'html'])
 
-When using `format_suffix_patterns`, you must make sure to add the `'format'` keyword argument to the corresponding views.  For example.
+When using `format_suffix_patterns`, you must make sure to add the `'format'` keyword argument to the corresponding view.  For example:
 
     @api_view(('GET',))
     def api_root(request, format=None):
         # do stuff...
 
+Or with class based views:
+
+    class CommentList(APIView):
+
+        def get(self, request, format=None):
+            # do stuff...
+
+        def post(self, request, format=None):
+            # do stuff...
+
 The name of the kwarg used may be modified by using the `FORMAT_SUFFIX_KWARG` setting.
 
 Also note that `format_suffix_patterns` does not support descending into `include` URL patterns.
@@ -58,4 +68,4 @@ It is actually a misconception.  For example, take the following quote from Roy
 The quote does not mention Accept headers, but it does make it clear that format suffixes should be considered an acceptable pattern.
 
 [cite]: http://tech.groups.yahoo.com/group/rest-discuss/message/5857
-[cite2]: http://tech.groups.yahoo.com/group/rest-discuss/message/14844
+[cite2]: http://tech.groups.yahoo.com/group/rest-discuss/message/14844
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