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