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Issue #26202: copy.deepcopy() now correctly copies range() objects with

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non-atomic attributes.
This commit is contained in:
Serhiy Storchaka 2016-01-28 21:43:35 +02:00
parent d5db57396b
commit 0a20bbf669
3 changed files with 15 additions and 2 deletions
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13
Lib/test/test_copy.py
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@ -314,7 +314,7 @@ class TestCopy(unittest.TestCase):
pass
tests = [None, 42, 2**100, 3.14, True, False, 1j,
"hello", "hello\u1234", f.__code__,
NewStyle, range(10), Classic, max]
NewStyle, Classic, max]
for x in tests:
self.assertIs(copy.deepcopy(x), x)
@ -536,6 +536,17 @@ class TestCopy(unittest.TestCase):
self.assertIsNot(y, x)
self.assertIs(y.foo, y)
def test_deepcopy_range(self):
class I(int):
pass
x = range(I(10))
y = copy.deepcopy(x)
self.assertIsNot(y, x)
self.assertEqual(y, x)
self.assertIsNot(y.stop, x.stop)
self.assertEqual(y.stop, x.stop)
self.assertIsInstance(y.stop, I)
# _reconstruct()
def test_reconstruct_string(self):