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| author | Raymond Hettinger <python@rcn.com> | 2011-04-19 18:10:43 (GMT) |
|---|---|---|
| committer | Raymond Hettinger <python@rcn.com> | 2011-04-19 18:10:43 (GMT) |
| commit | 1cc986e4a7ef3d1d535f045069710f11f67d5a22 (patch) | |
| tree | 637df436d6e285068e50f3c9303ed47ac361e696 /Lib | |
| parent | f97255fd7c1d2b70dfe8032a54ce3ce0daf4cea3 (diff) | |
| parent | 35b873a7b2b25bf90099b1d449a35d6ff695d02b (diff) | |
| download | cpython-1cc986e4a7ef3d1d535f045069710f11f67d5a22.zip cpython-1cc986e4a7ef3d1d535f045069710f11f67d5a22.tar.gz cpython-1cc986e4a7ef3d1d535f045069710f11f67d5a22.tar.bz2 | |
Issue 11875: Keep OrderedDict's __reduce__ from temporarily mutating the object.
Diffstat (limited to 'Lib')
| -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 cde734d..a1f7890 100644 --- a/Lib/collections.py +++ b/Lib/collections.py @@ -154,10 +154,9 @@ 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.__hardroot - del self.__map, self.__root, self.__hardroot inst_dict = vars(self).copy() - self.__map, self.__root, self.__hardroot = 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,) |