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Hold key reference until the links have updated.

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Raymond Hettinger 2013-03-23 05:27:51 -07:00
parent bb2dad8915
commit 5ded795a72
1 changed files with 1 additions and 1 deletions
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2
Lib/collections.py
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@ -66,7 +66,7 @@ class OrderedDict(dict):
# Deleting an existing item uses self.__map to find the link which gets
# removed by updating the links in the predecessor and successor nodes.
dict_delitem(self, key)
link_prev, link_next, key = self.__map.pop(key)
link_prev, link_next, _ = self.__map.pop(key)
link_prev[1] = link_next # update link_prev[NEXT]
link_next[0] = link_prev # update link_next[PREV]