      "            for node in level:\n",
      "                results.add_result(node)\n",
      "            results_list.append(results)\n",
      "\n",
      "        assert_equal(str(results_list[0]), '[5]')\n",
      "        assert_equal(str(results_list[1]), '[3, 8]')\n",
      "        assert_equal(str(results_list[2]), '[2, 4, 7, 9]')\n",
      "        assert_equal(str(results_list[3]), '[1, 6, 10]')\n",
      "        assert_equal(str(results_list[4]), '[11]')\n",
      "\n",
      "        print('Success: test_tree_level_lists')\n",
      "\n",
      "\n",
      "def main():\n",
 
</s>
    "        self.assertEqual(str(results_list[0]), '[5]')\n",
    "        self.assertEqual(str(results_list[1]), '[3, 8]')\n",
    "        self.assertEqual(str(results_list[2]), '[2, 4, 7, 9]')\n",
    "        self.assertEqual(str(results_list[3]), '[1, 6, 10]')\n",
    "        self.assertEqual(str(results_list[4]), '[11]')\n",
      "            for node in level:\n",
      "                results.add_result(node)\n",
      "            results_list.append(results)\n",
      "\n",
    "        self.assertEqual(str(results_list[0]), '[5]')\n",
    "        self.assertEqual(str(results_list[1]), '[3, 8]')\n",
    "        self.assertEqual(str(results_list[2]), '[2, 4, 7, 9]')\n",
    "        self.assertEqual(str(results_list[3]), '[1, 6, 10]')\n",
    "        self.assertEqual(str(results_list[4]), '[11]')\n",
    "        self.assertEqual(str(results_list[0]), '[5]')\n",
    "        self.assertEqual(str(results_list[1]), '[3, 8]')\n",
    "        self.assertEqual(str(results_list[2]), '[2, 4, 7, 9]')\n",
    "        self.assertEqual(str(results_list[3]), '[1, 6, 10]')\n",
    "        self.assertEqual(str(results_list[4]), '[11]')\n",
    "        self.assertEqual(str(results_list[0]), '[5]')\n",
    "        self.assertEqual(str(results_list[1]), '[3, 8]')\n",
    "        self.assertEqual(str(results_list[2]), '[2, 4, 7, 9]')\n",
    "        self.assertEqual(str(results_list[3]), '[1, 6, 10]')\n",
    "        self.assertEqual(str(results_list[4]), '[11]')\n",
    "        self.assertEqual(str(results_list[0]), '[5]')\n",
    "        self.assertEqual(str(results_list[1]), '[3, 8]')\n",
    "        self.assertEqual(str(results_list[2]), '[2, 4, 7, 9]')\n",
    "        self.assertEqual(str(results_list[3]), '[1, 6, 10]')\n",
    "        self.assertEqual(str(results_list[4]), '[11]')\n",
    "        self.assertEqual(str(results_list[0]), '[5]')\n",
    "        self.assertEqual(str(results_list[1]), '[3, 8]')\n",
    "        self.assertEqual(str(results_list[2]), '[2, 4, 7, 9]')\n",
    "        self.assertEqual(str(results_list[3]), '[1, 6, 10]')\n",
    "        self.assertEqual(str(results_list[4]), '[11]')\n",
      "\n",
      "        print('Success: test_tree_level_lists')\n",
      "\n",
      "\n",
      "def main():\n",
keep keep keep keep replace replace replace replace replace keep keep keep keep keep
 #273: Remove nose dependency for graphs_trees/ (#277)
graphs_trees/tree_level_lists/tree_level_lists_solution.ipynb