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gh-104357: fix inlined comprehensions that close over iteration var #104368

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Merged
JelleZijlstra merged 2 commits into from
May 11, 2023
Merged

gh-104357: fix inlined comprehensions that close over iteration var #104368

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a9c5a4f
gh-104357: fix inlined comprehensions with cells
carljm May 10, 2023
b5c8c80
update test to also verify isolation
carljm May 10, 2023
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update test to also verify isolation
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@carljm
carljm committed May 10, 2023
commit b5c8c800364752b9796238252d28e368b6c0eb9d
7 changes: 4 additions & 3 deletions Lib/test/test_listcomps.py
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Expand Up @@ -166,10 +166,11 @@ def test_inner_cell_shadows_outer(self):
def test_inner_cell_shadows_outer_no_store(self):
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code = """
def f(x):
return [lambda: x for x in range(x)]
y = [fn() for fn in f(2)]
return [lambda: x for x in range(x)], x
fns, x = f(2)
y = [fn() for fn in fns]
"""
outputs = {"y": [1, 1]}
outputs = {"y": [1, 1], "x": 2}
self._check_in_scopes(code, outputs)

def test_closure_can_jump_over_comp_scope(self):
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