      "%%writefile test_merge_ranges.py\n",
      "from nose.tools import assert_equal, assert_raises\n",
      "\n",
      "\n",
      "class TestMergeRanges(object):\n",
      "\n",
      "    def test_merge_ranges(self):\n",
      "        solution = Solution()\n",
      "        assert_raises(TypeError, solution.merge_ranges, None)\n",
      "        assert_equal(solution.merge_ranges([]), [])\n",
 
</s> remove     "class TestMergeRanges(object):\n",
 </s> add     "class TestMergeRanges(unittest.TestCase):\n", </s> remove     "from nose.tools import assert_equal, assert_raises\n",
 </s> add     "import unittest\n", </s> remove     "from nose.tools import assert_equal, assert_raises\n",
 </s> add     "import unittest\n", </s> remove     "        assert_raises(TypeError, solution.merge_ranges, None)\n",
    "        assert_equal(solution.merge_ranges([]), [])\n",
 </s> add     "        self.assertRaises(TypeError, solution.merge_ranges, None)\n",
    "        self.assertEqual(solution.merge_ranges([]), [])\n", </s> remove     "        assert_raises(TypeError, solution.merge_ranges, None)\n",
    "        assert_equal(solution.merge_ranges([]), [])\n",
 </s> add     "        self.assertRaises(TypeError, solution.merge_ranges, None)\n",
    "        self.assertEqual(solution.merge_ranges([]), [])\n",
    "class TestMergeRanges(unittest.TestCase):\n",
      "%%writefile test_merge_ranges.py\n",
      "from nose.tools import assert_equal, assert_raises\n",
      "\n",
      "\n",
    "class TestMergeRanges(unittest.TestCase):\n",
      "\n",
      "    def test_merge_ranges(self):\n",
      "        solution = Solution()\n",
      "        assert_raises(TypeError, solution.merge_ranges, None)\n",
      "        assert_equal(solution.merge_ranges([]), [])\n",
keep keep keep keep replace keep keep keep keep keep
 #273: Remove nose dependency for online_judges/ (#282) 
online_judges/merge_ranges/merge_ranges_solution.ipynb