From: Ben Darnell <ben@bendarnell.com>
Date: Sat, 16 Feb 2013 16:07:23 +0000 (-0500)
Subject: Use xrange instead of range on python 2.
X-Git-Tag: v3.0.0~122
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7b7c4274e2db16cf36407ce8645bc94cdce6d46c;p=thirdparty%2Ftornado.git

Use xrange instead of range on python 2.

Closes #681.
---

diff --git a/tornado/websocket.py b/tornado/websocket.py
index 5bb7e1c16..e08d17ed5 100644
--- a/tornado/websocket.py
+++ b/tornado/websocket.py
@@ -32,6 +32,10 @@ import tornado.web
 from tornado.log import gen_log, app_log
 from tornado.util import bytes_type
 
+try:
+    xrange  # py2
+except NameError:
+    xrange = range  # py3
 
 class WebSocketHandler(tornado.web.RequestHandler):
     """Subclass this class to create a basic WebSocket handler.
@@ -586,7 +590,7 @@ class WebSocketProtocol13(WebSocketProtocol):
 
     def _on_frame_data(self, data):
         unmasked = array.array("B", data)
-        for i in range(len(data)):
+        for i in xrange(len(data)):
             unmasked[i] = unmasked[i] ^ self._frame_mask[i % 4]
 
         if self._frame_opcode_is_control: