Reordered import in JSON serializer

django/core/serializers/json.py

@@ -8,8 +8,8 @@ from __future__ import absolute_import, unicode_literals
 import datetime
 import decimal
 import json
-import uuid
 import sys
+import uuid
 
 from django.core.serializers.base import DeserializationError
 from django.core.serializers.python import (