From 66e03f2f50e9ff7c5be5cc9b27d89a0996f28e7e Mon Sep 17 00:00:00 2001
From: Christophe Simonis <christophe@cobalt>
Date: Tue, 23 Dec 2008 16:13:50 +0100
Subject: [PATCH] [FIX] RuntimeError in the cache system

lp bug: https://launchpad.net/bugs/310918 fixed

bzr revid: christophe@cobalt-20081223151350-aw44igucwyldnhwr
---
 bin/tools/misc.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/bin/tools/misc.py b/bin/tools/misc.py
index 93b2d832430..993f4eb03f8 100644
--- a/bin/tools/misc.py
+++ b/bin/tools/misc.py
@@ -552,9 +552,9 @@ class cache(object):
             if time.time()-self.timeout > self.lasttime:
                 self.lasttime = time.time()
                 t = time.time()-self.timeout 
-                for key in self.cache:
-                    if self.cache[key][1]<t:
-                        del self.cache[key]
+                old_keys = [key for key in self.cache if self.cache[key][1] < t]
+                for key in old_keys:
+                    del self.cache[key]
 
             if cr is None:
                 self.cache = {}