From: Raymond Hettinger <python@rcn.com>
Date: Sun, 29 Apr 2012 19:28:02 +0000 (-0700)
Subject: Flatten the lru cache keyword args tuple for better memory utilization.
X-Git-Tag: v3.3.0a3~30
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=678e7f3be658df7e1bd06bb0c37d820143f15eca;p=thirdparty%2FPython%2Fcpython.git

Flatten the lru cache keyword args tuple for better memory utilization.
---

diff --git a/Lib/functools.py b/Lib/functools.py
index ae4175d6a082..1e7795f79203 100644
--- a/Lib/functools.py
+++ b/Lib/functools.py
@@ -185,7 +185,9 @@ def lru_cache(maxsize=100, typed=False):
             key = args
             if kwds:
                 sorted_items = tuple(sorted(kwds.items()))
-                key += kwd_mark + sorted_items
+                key += kwd_mark
+                key += tuple(k for k, v in sorted_items)
+                key += tuple(v for k, v in sorted_items)
             if typed:
                 key += tuple(type(v) for v in args)
                 if kwds: