Fix for Python 3

Author: andyneff

rest_framework/utils/encoders.py

@@ -7,7 +7,7 @@
 import decimal
 import json
 import uuid
-from json.encoder import (FLOAT_REPR, INFINITY, _make_iterencode,
+from json.encoder import (INFINITY, _make_iterencode,
                           encode_basestring, encode_basestring_ascii)
 
 from django.db.models.query import QuerySet
@@ -17,6 +17,11 @@
 
 from rest_framework.compat import coreapi, total_seconds
 
+try:
+    from json.encoder import FLOAT_REPR
+except:
+    FLOAT_REPR = float.__repr__
+
 
 class JSONEncoder(json.JSONEncoder):
     """