From c0155fd9dc654dc5932effd46a00f66495ce700b Mon Sep 17 00:00:00 2001
From: Tom Christie
Date: Wed, 17 Sep 2014 14:11:53 +0100
Subject: Update comments

---
 rest_framework/serializers.py | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'rest_framework/serializers.py')

diff --git a/rest_framework/serializers.py b/rest_framework/serializers.py
index 40d76897..1fea1380 100644
--- a/rest_framework/serializers.py
+++ b/rest_framework/serializers.py
@@ -410,10 +410,12 @@ class ModelSerializer(Serializer):
         info = model_meta.get_field_info(self.opts.model)
         ret = SortedDict()
 
+        # URL field
         serializer_url_field = self.get_url_field()
         if serializer_url_field:
             ret[api_settings.URL_FIELD_NAME] = serializer_url_field
 
+        # Primary key field
         field_name = info.pk.name
         serializer_pk_field = self.get_pk_field(field_name, info.pk)
         if serializer_pk_field:
-- 
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