Readability nit.
diff --git a/Lib/functools.py b/Lib/functools.py
index 11843b7..658081f 100644
--- a/Lib/functools.py
+++ b/Lib/functools.py
@@ -128,7 +128,8 @@
     def decorating_function(user_function, tuple=tuple, sorted=sorted,
                             len=len, KeyError=KeyError):
         cache = OrderedDict()           # ordered least recent to most recent
-        cache_popitem, cache_renew = cache.popitem, cache._renew
+        cache_popitem = cache.popitem
+        cache_renew = cache._renew
         kwd_mark = object()             # separate positional and keyword args
         lock = Lock()