def test_1(self):
self.assertEqual(get_img("w"), "w")
self.assertEqual(get_img("b"), "b")
def test_6(self):
self.assertEqual(get_img("xbwxwbbwb"), "xxbwwbbbw")
def test_7(self):
self.assertEqual(get_img("xxwwwbxwxwbbbwwxxxwwbbbwwwwbb"), "xxwbxwwxbbwwbwbxwbwwxwwwxbbwb")
def test_5(self):
self.assertEqual(get_img("xbwwb"), "xwbbw")
