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gh-104404: fix crasher with nested comprehensions plus lambdas (#104442)

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Carl Meyer 2023-05-12 18:42:04 -06:00 • committed by GitHub
parent 1eb950ca55
commit 563c7dcba0
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2 changed files with 22 additions and 7 deletions
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8
Lib/test/test_listcomps.py
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@ -338,6 +338,14 @@ class ListComprehensionTest(unittest.TestCase):
outputs = {"y": [1, 3, 5]}
self._check_in_scopes(code, outputs)
def test_nested_4(self):
code = """
items = [([lambda: x for x in range(2)], lambda: x) for x in range(3)]
out = [([fn() for fn in fns], fn()) for fns, fn in items]
"""
outputs = {"out": [([1, 1], 2), ([1, 1], 2), ([1, 1], 2)]}
self._check_in_scopes(code, outputs)
def test_nameerror(self):
code = """
[x for x in [1]]