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import pytest
from joblib._utils import eval_expr
@pytest.mark.parametrize(
"expr",
["exec('import os')", "print(1)", "import os", "1+1; import os", "1^1"],
)
def test_eval_expr_invalid(expr):
with pytest.raises(ValueError, match="is not a valid or supported arithmetic"):
eval_expr(expr)
@pytest.mark.parametrize(
"expr, result",
[
("2*6", 12),
("2**6", 64),
("1 + 2*3**(4) / (6 + -7)", -161.0),
("(20 // 3) % 5", 1),
],
)
def test_eval_expr_valid(expr, result):
assert eval_expr(expr) == result
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