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bpo-36068: Make _tuplegetter objects serializable (GH-11981)

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Joe Jevnik 2019-02-21 16:00:40 -05:00 • committed by Raymond Hettinger
parent 407c734326
commit f36f89257b
3 changed files with 23 additions and 3 deletions
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11
Lib/test/test_collections.py
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@ -13,7 +13,7 @@ from test import support
import types
import unittest
from collections import namedtuple, Counter, OrderedDict, _count_elements
from collections import namedtuple, Counter, OrderedDict, _count_elements, _tuplegetter
from collections import UserDict, UserString, UserList
from collections import ChainMap
from collections import deque
@ -573,6 +573,15 @@ class TestNamedTuple(unittest.TestCase):
self.assertRaises(AttributeError, Point.x.__set__, p, 33)
self.assertRaises(AttributeError, Point.x.__delete__, p)
class NewPoint(tuple):
x = pickle.loads(pickle.dumps(Point.x))
y = pickle.loads(pickle.dumps(Point.y))
np = NewPoint([1, 2])
self.assertEqual(np.x, 1)
self.assertEqual(np.y, 2)
################################################################################
### Abstract Base Classes