      "class TestGridPath(object):\n",
      "\n",
      "    def test_grid_path(self):\n",
      "        grid = Grid()\n",
      "        assert_equal(grid.find_path(None), None)\n",
      "        assert_equal(grid.find_path([[]]), None)\n",
      "        max_rows = 8\n",
      "        max_cols = 4\n",
      "        matrix = [[1] * max_cols for _ in range(max_rows)]\n",
      "        matrix[1][1] = 0\n",
      "        matrix[2][2] = 0\n",
 
</s> remove     "        assert_equal(grid.find_path(None), None)\n",
    "        assert_equal(grid.find_path([[]]), None)\n",
 </s> add     "        self.assertEqual(grid.find_path(None), None)\n",
    "        self.assertEqual(grid.find_path([[]]), None)\n", </s> remove         assert_equal(grid.find_path(None), None)
        assert_equal(grid.find_path([[]]), None)
 </s> add         self.assertEqual(grid.find_path(None), None)
        self.assertEqual(grid.find_path([[]]), None) </s> remove     "class TestGridPath(object):\n",
 </s> add     "class TestGridPath(unittest.TestCase):\n", </s> remove     "class TestGridPath(object):\n",
 </s> add     "class TestGridPath(unittest.TestCase):\n", </s> remove     "        assert_equal(total_value, expected_value)\n",
 </s> add     "        self.assertEqual(total_value, expected_value)\n",
    "        self.assertEqual(grid.find_path(None), None)\n",
    "        self.assertEqual(grid.find_path([[]]), None)\n",
      "class TestGridPath(object):\n",
      "\n",
      "    def test_grid_path(self):\n",
      "        grid = Grid()\n",
    "        self.assertEqual(grid.find_path(None), None)\n",
    "        self.assertEqual(grid.find_path([[]]), None)\n",
    "        self.assertEqual(grid.find_path(None), None)\n",
    "        self.assertEqual(grid.find_path([[]]), None)\n",
      "        max_rows = 8\n",
      "        max_cols = 4\n",
      "        matrix = [[1] * max_cols for _ in range(max_rows)]\n",
      "        matrix[1][1] = 0\n",
      "        matrix[2][2] = 0\n",
keep keep keep keep replace replace keep keep keep keep keep
 #273: Remove nose dependency for recursion_dynamic/ (#280) 
recursion_dynamic/grid_path/grid_path_challenge.ipynb