def test_simple(self): matrix = [[1, 2, 3], [4, 5, 6], [7, 8, 9]] MatrixBypass.simple(matrix)
def test_simple_empty(self): MatrixBypass.simple([])
def test_sample_empty_row(self): MatrixBypass.simple([[]])
def test_simple_none(self): MatrixBypass.simple(None)