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[3.13] gh-119666: fix multiple class-scope comprehensions referencing __class__ (GH-120295) (#120299)

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Miss Islington (bot) 2024-06-10 06:37:28 +02:00 • committed by GitHub
parent c15f94d6fb
commit 03cd44759f
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3 changed files with 36 additions and 13 deletions
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25
Lib/test/test_listcomps.py
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@ -168,6 +168,31 @@ class ListComprehensionTest(unittest.TestCase):
"""
self._check_in_scopes(code, raises=NameError)
def test_references___class___defined(self):
code = """
__class__ = 2
res = [__class__ for x in [1]]
"""
self._check_in_scopes(
code, outputs={"res": [2]}, scopes=["module", "function"])
self._check_in_scopes(code, raises=NameError, scopes=["class"])
def test_references___class___enclosing(self):
code = """
__class__ = 2
class C:
res = [__class__ for x in [1]]
res = C.res
"""
self._check_in_scopes(code, raises=NameError)
def test_super_and_class_cell_in_sibling_comps(self):
code = """
[super for _ in [1]]
[__class__ for _ in [1]]
"""
self._check_in_scopes(code, raises=NameError)
def test_inner_cell_shadows_outer(self):
code = """
items = [(lambda: i) for i in range(5)]