Merge pull request #4836 from rtfd/add-docstring

Add docstring to DrfJsonSerializer so we know why it's there

readthedocs/restapi/client.py

@@ -3,7 +3,11 @@
 """Simple client to access our API with Slumber credentials."""
 
 from __future__ import (
-    absolute_import, division, print_function, unicode_literals)
+    absolute_import,
+    division,
+    print_function,
+    unicode_literals,
+)
 
 import logging
 
@@ -28,6 +32,7 @@ class DrfJsonSerializer(serialize.JsonSerializer):
     key = 'json-drf'
 
     def dumps(self, data):
+        """Used to be able to render datetime objects."""
         return JSONRenderer().render(data)