From: Raymond Hettinger <python@rcn.com>
Date: Fri, 16 Mar 2012 18:21:39 +0000 (-0700)
Subject: Eliminate duplicate link lookup.  Minor cleanup.
X-Git-Tag: v3.3.0a2~145
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=57b2959d265426e40e08ff0a901855353b75d9fd;p=thirdparty%2FPython%2Fcpython.git

Eliminate duplicate link lookup.  Minor cleanup.
---

diff --git a/Lib/functools.py b/Lib/functools.py
index 66067428adc4..af24f423a20a 100644
--- a/Lib/functools.py
+++ b/Lib/functools.py
@@ -191,11 +191,11 @@ def lru_cache(maxsize=100, typed=False):
                     key += tuple(map(type, args))
                     if kwds:
                         key += tuple(type(v) for k, v in sorted_items)
-                PREV, NEXT = 0, 1               # names of link fields
+                PREV = 0                        # names of link fields
+                NEXT = 1
                 with lock:
                     link = cache_get(key)
                     if link is not None:
-                        link = cache[key]
                         # record recent use of the key by moving it to the front of the list
                         link_prev, link_next, key, result = link
                         link_prev[NEXT] = link_next