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[3.6] bpo-31619: Fixed a ValueError when convert a string with large number of underscores (GH-3827) (#3863)

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to integer with binary base.
(cherry picked from commit 85c0b8941f)
This commit is contained in:
Miss Islington (bot) 2017-10-03 05:38:46 -07:00 • committed by Serhiy Storchaka
parent ec47aff13a
commit b5a630f3dd
3 changed files with 14 additions and 4 deletions
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8
Lib/test/test_int.py
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@ -506,5 +506,13 @@ class IntTestCases(unittest.TestCase):
check('123\ud800')
check('123\ud800', 10)
def test_issue31619(self):
self.assertEqual(int('1_0_1_0_1_0_1_0_1_0_1_0_1_0_1_0_1_0_1_0_1_0_1_0_1_0_1_0_1_0_1', 2),
0b1010101010101010101010101010101)
self.assertEqual(int('1_2_3_4_5_6_7_0_1_2_3', 8), 0o12345670123)
self.assertEqual(int('1_2_3_4_5_6_7_8_9', 16), 0x123456789)
self.assertEqual(int('1_2_3_4_5_6_7', 32), 1144132807)
if __name__ == "__main__":
unittest.main()