From: Ben Darnell <bdarnell@beaker.local>
Date: Wed, 24 Mar 2010 00:31:14 +0000 (-0700)
Subject: Add __slots__ to ioloop._Timeout to reduce memory overhead when there are
X-Git-Tag: v1.0.0~71^2~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e340491473498e7b67fd0e9e2e2a31d6b16ee20e;p=thirdparty%2Ftornado.git

Add __slots__ to ioloop._Timeout to reduce memory overhead when there are
many pending timeouts.
---

diff --git a/tornado/ioloop.py b/tornado/ioloop.py
index b2a105673..0d3083efe 100644
--- a/tornado/ioloop.py
+++ b/tornado/ioloop.py
@@ -297,6 +297,10 @@ class IOLoop(object):
 
 class _Timeout(object):
     """An IOLoop timeout, a UNIX timestamp and a callback"""
+
+    # Reduce memory overhead when there are lots of pending callbacks
+    __slots__ = ['deadline', 'callback']
+
     def __init__(self, deadline, callback):
         self.deadline = deadline
         self.callback = callback