      "%%writefile test_two_sum.py\n",
      "from nose.tools import assert_equal, assert_raises\n",
      "\n",
      "\n",
      "class TestTwoSum(object):\n",
      "\n",
      "    def test_two_sum(self):\n",
      "        solution = Solution()\n",
      "        assert_raises(TypeError, solution.two_sum, None, None)\n",
      "        assert_raises(ValueError, solution.two_sum, [], 0)\n",
 
</s> remove     "class TestTwoSum(object):\n",
 </s> add     "class TestTwoSum(unittest.TestCase):\n", </s> remove     "        assert_raises(TypeError, solution.two_sum, None, None)\n",
    "        assert_raises(ValueError, solution.two_sum, [], 0)\n",
 </s> add     "        self.assertRaises(TypeError, solution.two_sum, None, None)\n",
    "        self.assertRaises(ValueError, solution.two_sum, [], 0)\n", </s> remove     "        assert_raises(TypeError, solution.two_sum, None, None)\n",
    "        assert_raises(ValueError, solution.two_sum, [], 0)\n",
 </s> add     "        self.assertRaises(TypeError, solution.two_sum, None, None)\n",
    "        self.assertRaises(ValueError, solution.two_sum, [], 0)\n", </s> remove class TestTwoSum(object):
 </s> add class TestTwoSum(unittest.TestCase): </s> remove     "class TestFizzBuzz(object):\n",
 </s> add     "class TestFizzBuzz(unittest.TestCase):\n",
    "class TestTwoSum(unittest.TestCase):\n",
      "%%writefile test_two_sum.py\n",
      "from nose.tools import assert_equal, assert_raises\n",
      "\n",
      "\n",
    "class TestTwoSum(unittest.TestCase):\n",
      "\n",
      "    def test_two_sum(self):\n",
      "        solution = Solution()\n",
      "        assert_raises(TypeError, solution.two_sum, None, None)\n",
      "        assert_raises(ValueError, solution.two_sum, [], 0)\n",
keep keep keep keep replace keep keep keep keep keep
 #273: Remove nose dependency for arrays_strings/ (#274) 
arrays_strings/two_sum/two_sum_solution.ipynb