From f22d0afc3dfc7478e084d1d6ed6b53f71641dec6 Mon Sep 17 00:00:00 2001
From: Tom Christie
Date: Tue, 23 Sep 2014 14:15:00 +0100
Subject: Tests for field choices

---
 rest_framework/serializers.py | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'rest_framework/serializers.py')

diff --git a/rest_framework/serializers.py b/rest_framework/serializers.py
index d9f9c8cb..949f5915 100644
--- a/rest_framework/serializers.py
+++ b/rest_framework/serializers.py
@@ -411,6 +411,9 @@ class ModelSerializer(Serializer):
                     # `ModelField`, which is used when no other typed field
                     # matched to the model field.
                     kwargs.pop('model_field', None)
+                if not issubclass(field_cls, CharField):
+                    # `allow_blank` is only valid for textual fields.
+                    kwargs.pop('allow_blank', None)
 
             elif field_name in info.relations:
                 # Create forward and reverse relationships.
-- 
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