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#4170: Fix segfault when pickling a defauldict object.

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The 2.x dict.iteritems() returns an iterator,
whereas the 3.0 dict.items() returns a "view",
which is iterable, but not an iterator with its __next__ method.

Patch by Hirokazu Yamamoto.
This commit is contained in:
Amaury Forgeot d'Arc 2008-10-30 20:58:42 +00:00
parent 73b90a8d61
commit f43ee81ef2
3 changed files with 20 additions and 1 deletions
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8
Lib/test/test_defaultdict.py
View file

@ -2,6 +2,7 @@
import os
import copy
import pickle
import tempfile
import unittest
from test import support
@ -164,6 +165,13 @@ class TestDefaultDict(unittest.TestCase):
finally:
os.remove(tfn)
def test_pickleing(self):
d = defaultdict(int)
d[1]
for proto in range(pickle.HIGHEST_PROTOCOL + 1):
s = pickle.dumps(d, proto)
o = pickle.loads(s)
self.assertEqual(d, o)
def test_main():
support.run_unittest(TestDefaultDict)