      }
     ],
     "source": [
      "%%writefile test_selection_sort.py\n",
      "from nose.tools import assert_equal\n",
      "\n",
      "\n",
      "class TestSelectionSort(object):\n",
      "\n",
      "    def test_selection_sort(self, func):\n",
 
</s> remove     "from nose.tools import assert_equal\n",
 </s> add     "from nose.tools import assert_equal, assert_raises\n", </s> remove     "        data = None\n",
    "        func(data)\n",
    "        assert_equal(data, None)\n",
 </s> add     "        assert_raises(TypeError, func, None)\n", </s> remove     "        data = None\n",
    "        func(data)\n",
    "        assert_equal(data, None)\n",
 </s> add     "        assert_raises(TypeError, func, None)\n", </s> remove from nose.tools import assert_equal
 </s> add from nose.tools import assert_equal, assert_raises </s> remove       "Two or more elements\n",
      "Success: test_selection_sort\n",
      "\n",
      "None input\n",
      "Empty input\n",
      "One element\n",
      "Two or more elements\n",
      "Success: test_selection_sort\n",
      "\n"
 </s> add       "Two or more elements\n"
    "from nose.tools import assert_equal, assert_raises\n",
      }
     ],
     "source": [
      "%%writefile test_selection_sort.py\n",
    "from nose.tools import assert_equal, assert_raises\n",
      "\n",
      "\n",
      "class TestSelectionSort(object):\n",
      "\n",
      "    def test_selection_sort(self, func):\n",
keep keep keep keep replace keep keep keep keep keep
 Update selection sort challenge (#131)

Update constraints, test cases, code, and tests. 
sorting_searching/selection_sort/selection_sort_solution.ipynb