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[3.12] gh-115881: Ensure ast.parse() parses conditional context managers even with low feature_version passed (#115920) (#115959)

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Alex Waygood 2024-02-26 15:45:38 +00:00 • committed by GitHub
parent 1932da0c3d
commit 53b84e772c
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4 changed files with 10 additions and 10 deletions
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Lib/test/test_ast.py
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@ -1007,19 +1007,15 @@ class AST_Tests(unittest.TestCase):
with self.assertRaises(SyntaxError):
ast.parse('lambda x=1, /: ...', feature_version=(3, 7))
def test_parenthesized_with_feature_version(self):
ast.parse('with (CtxManager() as example): ...', feature_version=(3, 10))
# While advertised as a feature in Python 3.10, this was allowed starting 3.9
ast.parse('with (CtxManager() as example): ...', feature_version=(3, 9))
with self.assertRaises(SyntaxError):
ast.parse('with (CtxManager() as example): ...', feature_version=(3, 8))
ast.parse('with CtxManager() as example: ...', feature_version=(3, 8))
def test_assignment_expression_feature_version(self):
ast.parse('(x := 0)', feature_version=(3, 8))
with self.assertRaises(SyntaxError):
ast.parse('(x := 0)', feature_version=(3, 7))
def test_conditional_context_managers_parse_with_low_feature_version(self):
# regression test for gh-115881
ast.parse('with (x() if y else z()): ...', feature_version=(3, 8))
def test_exception_groups_feature_version(self):
code = dedent('''
try: ...