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| author | Raymond Hettinger <python@rcn.com> | 2011-04-19 10:05:03 -0700 |
|---|---|---|
| committer | Raymond Hettinger <python@rcn.com> | 2011-04-19 10:05:03 -0700 |
| commit | d08a2c2576457b7d0229a00b4977044a38ad0d68 (patch) | |
| tree | 2b9cd896eecc872a675abee46ef4158fedf39a72 /Lib/collections.py | |
| parent | 2876a8c272ec9fd7ddd9fec62676bc61ba947747 (diff) | |
| download | cpython-git-d08a2c2576457b7d0229a00b4977044a38ad0d68.tar.gz | |
Issue 11875: Keep OrderedDict's __reduce__ from temporarily mutating the object.
Diffstat (limited to 'Lib/collections.py')
| -rw-r--r-- | Lib/collections.py | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/Lib/collections.py b/Lib/collections.py index fb9464fa87..9381f51676 100644 --- a/Lib/collections.py +++ b/Lib/collections.py @@ -101,10 +101,9 @@ class OrderedDict(dict): def __reduce__(self): 'Return state information for pickling' items = [[k, self[k]] for k in self] - tmp = self.__map, self.__root, self.__in_repr - del self.__map, self.__root, self.__in_repr inst_dict = vars(self).copy() - self.__map, self.__root, self.__in_repr = tmp + for k in vars(self.__class__()): + inst_dict.pop(k, None) if inst_dict: return (self.__class__, (items,), inst_dict) return self.__class__, (items,) |