From 3b1895effd7497702553f34f48f7633d0a447b57 Mon Sep 17 00:00:00 2001
From: "b.khasanov" <afti@yandex.ru>
Date: Fri, 13 May 2016 11:24:43 +0300
Subject: [PATCH] fix representation of FloatField

---
 rest_framework/fields.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rest_framework/fields.py b/rest_framework/fields.py
index baa932b2d..a89e79b10 100644
--- a/rest_framework/fields.py
+++ b/rest_framework/fields.py
@@ -878,7 +878,7 @@ class FloatField(Field):
             self.fail('invalid')
 
     def to_representation(self, value):
-        return float(value)
+        return float(value) if value is not None else None
 
 
 class DecimalField(Field):