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#13899: \A, \Z, and \B now correctly match the A, Z, and B literals when used inside character classes (e.g. [A]). Patch by Matthew Barnett.

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This commit is contained in:
Ezio Melotti 2013-01-11 08:32:01 +02:00
parent 32851d61f2
commit 5c4e32b131
4 changed files with 11 additions and 1 deletions
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6
Lib/test/test_re.py
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@ -821,6 +821,12 @@ class ReTests(unittest.TestCase):
# Test behaviour when not given a string or pattern as parameter
self.assertRaises(TypeError, re.compile, 0)
def test_bug_13899(self):
# Issue #13899: re pattern r"[\A]" should work like "A" but matches
# nothing. Ditto B and Z.
self.assertEqual(re.findall(r'[\A\B\b\C\Z]', 'AB\bCZ'),
['A', 'B', '\b', 'C', 'Z'])
@precisionbigmemtest(size=_2G, memuse=1)
def test_large_search(self, size):
# Issue #10182: indices were 32-bit-truncated.