From 3fff5cb6e0960b7ff8abd9f13a075f1f057de0a7 Mon Sep 17 00:00:00 2001
From: Tom Christie
Date: Wed, 17 Dec 2014 15:13:48 +0000
Subject: Fix empty HTML values when a default is provided.

---
 rest_framework/fields.py | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'rest_framework')

diff --git a/rest_framework/fields.py b/rest_framework/fields.py
index f3e17b18..5be2a21b 100644
--- a/rest_framework/fields.py
+++ b/rest_framework/fields.py
@@ -185,8 +185,13 @@ class Field(object):
         self.allow_null = allow_null
 
         if allow_null and self.default_empty_html is empty:
+            # HTML input cannot represent `None` values, so we need to
+            # forcibly coerce empty HTML values to `None` if `allow_null=True`.
             self.default_empty_html = None
 
+        if default is not empty:
+            self.default_empty_html = default
+
         if validators is not None:
             self.validators = validators[:]
 
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