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Unparenthesized lambda no longer allowed in comp_if since Python 3.9

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This commit is contained in:
gousaiyang
2021-04-06 18:43:01 -07:00
parent 5edab0407a
commit 8dee324d0c
3 changed files with 13 additions and 6 deletions
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11
test/test_python_errors.py
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@@ -494,3 +494,14 @@ def test_valid_empty_assignment(code):
)
def test_valid_del(code):
assert not _get_error_list(code)
@pytest.mark.parametrize(
('source', 'version', 'no_errors'), [
('[x for x in range(10) if lambda: 1]', '3.8', True),
('[x for x in range(10) if lambda: 1]', '3.9', False),
('[x for x in range(10) if (lambda: 1)]', '3.9', True),
]
)
def test_lambda_in_comp_if(source, version, no_errors):
assert bool(_get_error_list(source, version=version)) ^ no_errors