#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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@ -235,7 +235,7 @@ def _class_escape(source, escape):
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if code:
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return code
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code = CATEGORIES.get(escape)
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if code:
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if code and code[0] == IN:
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return code
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try:
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c = escape[1:2]
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@ -857,6 +857,12 @@ class ReTests(unittest.TestCase):
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# Test behaviour when not given a string or pattern as parameter
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self.assertRaises(TypeError, re.compile, 0)
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def test_bug_13899(self):
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# Issue #13899: re pattern r"[\A]" should work like "A" but matches
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# nothing. Ditto B and Z.
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self.assertEqual(re.findall(r'[\A\B\b\C\Z]', 'AB\bCZ'),
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['A', 'B', '\b', 'C', 'Z'])
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@bigmemtest(size=_2G, memuse=character_size)
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def test_large_search(self, size):
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# Issue #10182: indices were 32-bit-truncated.
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@ -65,6 +65,7 @@ Chris Barker
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Anton Barkovsky
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Nick Barnes
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Quentin Barnes
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Matthew Barnett
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Richard Barran
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Cesar Eduardo Barros
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Des Barry
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@ -199,6 +199,9 @@ Core and Builtins
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Library
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-------
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- Issue #13899: \A, \Z, and \B now correctly match the A, Z, and B literals
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when used inside character classes (e.g. '[\A]'). Patch by Matthew Barnett.
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- Issue #15545: Fix regression in sqlite3's iterdump method where it was
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failing if the connection used a row factory (such as sqlite3.Row) that
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produced unsortable objects. (Regression was introduced by fix for 9750).
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