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bpo-37549: os.dup() fails for standard streams on Windows 7 (GH-15389)

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Zackery Spytz 2019-08-23 12:38:41 -06:00 • committed by Steve Dower
parent 8f080b0995
commit 5be666010e
3 changed files with 14 additions and 1 deletions
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5
Lib/test/test_os.py
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@ -3476,6 +3476,11 @@ class FDInheritanceTests(unittest.TestCase):
self.addCleanup(os.close, fd2)
self.assertEqual(os.get_inheritable(fd2), False)
def test_dup_standard_stream(self):
fd = os.dup(1)
self.addCleanup(os.close, fd)
self.assertGreater(fd, 0)
@unittest.skipUnless(sys.platform == 'win32', 'win32-specific test')
def test_dup_nul(self):
# os.dup() was creating inheritable fds for character files.