Fix an example in docstring of HTTPServer

diff --git a/tornado/httpserver.py b/tornado/httpserver.py
index 03b5fc7379ceb435c61f21380c689061f776a0cf..05d0e186c31e789a8df547ff14e7af787b637bbe 100644 (file)
--- a/tornado/httpserver.py
+++ b/tornado/httpserver.py
@@ -50,6 +50,7 @@ class HTTPServer(TCPServer, httputil.HTTPServerConnectionDelegate):
 
         import tornado.httpserver
         import tornado.ioloop
+        from tornado import httputil
 
         def handle_request(request):
            message = "You requested %s\n" % request.uri