def METHOD_NAME(self):
    tree = Tree(
        "level-0",
        [Tree("level-1", [Tree("level-2", [Tree("level-3", [Tree("x")])])])],
    )
    expected = Tree(
        "x",
        [Tree("level-3", [Tree("level-2", [Tree("level-1", [Tree("level-0")])])])],
    )
    self.assertTreeEquals(tree.from_pov("x"), expected)