      "\n",
      "class TestFoo(object):\n",
      "\n",
      "    def test_foo(self):\n",
      "        assert_equal(foo(None), None)\n",
      "        assert_equal(foo(0), 0)\n",
      "        assert_equal(foo('bar'), 'bar')\n",
      "        print('Success: test_foo')\n",
      "\n",
      "\n",
      "def main():\n",
      "    test = TestFoo()\n",
 
</s> remove     "class TestFoo(object):\n",
 </s> add     "class TestFoo(unittest.TestCase):\n", </s> remove     "from nose.tools import assert_equal\n",
 </s> add     "import unittest\n", </s> remove    "metadata": {
    "collapsed": false
   },
 </s> add    "metadata": {}, </s> remove         assert_equal(foo(None), None)
        assert_equal(foo(0), 0)
        assert_equal(foo('bar'), 'bar')
 </s> add         self.assertEqual(foo(None), None)
        self.assertEqual(foo(0), 0)
        self.assertEqual(foo('bar'), 'bar') </s> remove    "metadata": {
    "collapsed": false
   },
 </s> add    "metadata": {},
    "        self.assertEqual(foo(None), None)\n",
    "        self.assertEqual(foo(0), 0)\n",
    "        self.assertEqual(foo('bar'), 'bar')\n",
      "\n",
      "class TestFoo(object):\n",
      "\n",
      "    def test_foo(self):\n",
    "        self.assertEqual(foo(None), None)\n",
    "        self.assertEqual(foo(0), 0)\n",
    "        self.assertEqual(foo('bar'), 'bar')\n",
    "        self.assertEqual(foo(None), None)\n",
    "        self.assertEqual(foo(0), 0)\n",
    "        self.assertEqual(foo('bar'), 'bar')\n",
    "        self.assertEqual(foo(None), None)\n",
    "        self.assertEqual(foo(0), 0)\n",
    "        self.assertEqual(foo('bar'), 'bar')\n",
      "        print('Success: test_foo')\n",
      "\n",
      "\n",
      "def main():\n",
      "    test = TestFoo()\n",
keep keep keep keep replace replace replace keep keep keep keep keep
 #273: Remove nose dependency for templates/ (#284) 
templates/foo_solution.ipynb