PyTest test any expression

def test_expression_equal():
    a = 3
    assert a % 2 == 0

$ pytest -q test_expression_equal.py

Output

F                                                                        [100%]
=================================== FAILURES ===================================
____________________________ test_expression_equal _____________________________

    def test_expression_equal():
        a = 3
>       assert a % 2 == 0
E       assert (3 % 2) == 0

test_expression_equal.py:3: AssertionError
=========================== short test summary info ============================
FAILED test_expression_equal.py::test_expression_equal - assert (3 % 2) == 0
1 failed in 0.09s