def test_use_nfeats_none():
    filtsz = [random.randint(1, 10) for _ in range(random.randint(2, 6))]
    with pytest.raises(AssertionError):
        calc_nfeats(filtsz)
def test_use_nfeats_none():
    filtsz = [random.randint(1, 10) for _ in range(random.randint(2, 6))]
    with pytest.raises(AssertionError):
        calc_nfeats(filtsz)