Minor code simplification.

2011-04-23 15:41:38 -07:00 · 2011-04-23 15:41:38 -07:00 · 0b795e5b36
parent 7ce6d9763c
commit 0b795e5b36
1 changed files with 2 additions and 4 deletions
--- a/Lib/collections.py
+++ b/Lib/collections.py
@ -45,10 +45,8 @@ class OrderedDict(dict):
        try:
            self.__root
        except AttributeError:
-            self.__root = root = [None, None, None]     # sentinel node
-            PREV = 0
-            NEXT = 1
-            root[PREV] = root[NEXT] = root
+            self.__root = root = []                     # sentinel node
+            root[:] = [root, root, None]
            self.__map = {}
        self.__update(*args, **kwds)