From 4788ce96cdba1b0731db768b36bfc9efc70059f7 Mon Sep 17 00:00:00 2001
From: Jan Romaniak <romaniakjan@gmail.com>
Date: Sat, 24 Dec 2016 00:07:34 +0100
Subject: [PATCH] Added PrimaryKeyRelatedField to serializers

The PrimaryKeyRelatedField was missing in the types_lookup.
---
 rest_framework/schemas.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/rest_framework/schemas.py b/rest_framework/schemas.py
index 44da83063..274d79e3c 100644
--- a/rest_framework/schemas.py
+++ b/rest_framework/schemas.py
@@ -33,6 +33,7 @@ types_lookup = ClassLookupDict({
     serializers.FileField: 'file',
     serializers.MultipleChoiceField: 'array',
     serializers.ManyRelatedField: 'array',
+    serializers.PrimaryKeyRelatedField: 'integer',
     serializers.Serializer: 'object',
     serializers.ListSerializer: 'array'
 })