      "class TestHeight(object):\n",
      "\n",
      "    def test_height(self):\n",
      "        bst = BstHeight(Node(5))\n",
      "        assert_equal(bst.height(bst.root), 1)\n",
      "        bst.insert(2)\n",
      "        bst.insert(8)\n",
      "        bst.insert(1)\n",
      "        bst.insert(3)\n",
      "        assert_equal(bst.height(bst.root), 3)\n",
 
</s>
    "        self.assertEqual(bst.height(bst.root), 1)\n",
      "class TestHeight(object):\n",
      "\n",
      "    def test_height(self):\n",
      "        bst = BstHeight(Node(5))\n",
    "        self.assertEqual(bst.height(bst.root), 1)\n",
      "        bst.insert(2)\n",
      "        bst.insert(8)\n",
      "        bst.insert(1)\n",
      "        bst.insert(3)\n",
      "        assert_equal(bst.height(bst.root), 3)\n",
keep keep keep keep replace keep keep keep keep keep
 #273: Remove nose dependency for graphs_trees/ (#277)
graphs_trees/tree_height/height_solution.ipynb