Add __future__ import for python2.5 compatibility

diff --git a/tornado/testing.py b/tornado/testing.py
index f25b92fa87d7b8e75cb975e8cfa86aefec40ab05..6b3079359b4f1db7ef035a17c640549b7fe34b38 100644 (file)
--- a/tornado/testing.py
+++ b/tornado/testing.py
@@ -15,6 +15,8 @@ inheritance.  See the docstrings for each class/function below for more
 information.
 """
 
+from __future__ import with_statement
+
 from cStringIO import StringIO
 from tornado.httpclient import AsyncHTTPClient
 from tornado.httpserver import HTTPServer