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Optimize the test for issue #13454.

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Now it requires almost 4x less memory and is almost 2x faster.
This commit is contained in:
Serhiy Storchaka 2013-01-26 11:54:27 +02:00
commit dd399af438
1 changed files with 2 additions and 4 deletions
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6
Lib/test/test_itertools.py
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@ -1269,10 +1269,8 @@ class TestBasicOps(unittest.TestCase):
# Issue 13454: Crash when deleting backward iterator from tee()
def test_tee_del_backward(self):
forward, backward = tee(range(20000000))
for i in forward:
pass
forward, backward = tee(repeat(None, 20000000))
any(forward) # exhaust the iterator
del backward
def test_StopIteration(self):