s/xrange/range/ for python 3.

Closes #681.

diff --git a/tornado/websocket.py b/tornado/websocket.py
index 4d15cf50b70e4e5ee11fca92824eb36d1d38bdc7..5bb7e1c161479bcaf8bd1963afaec716e74b1c6b 100644 (file)
--- a/tornado/websocket.py
+++ b/tornado/websocket.py
@@ -586,7 +586,7 @@ class WebSocketProtocol13(WebSocketProtocol):
 
     def _on_frame_data(self, data):
         unmasked = array.array("B", data)
-        for i in xrange(len(data)):
+        for i in range(len(data)):
             unmasked[i] = unmasked[i] ^ self._frame_mask[i % 4]
 
         if self._frame_opcode_is_control: