      "    test = TestReverse()\n",
      "    test.test_reverse()\n",
      "\n",
      "\n",
      "if __name__ == '__main__':\n",
      "    main()"
     ]
 
</s> remove       "Success: test_reverse\n"
 </s> add       "Success: test_reverse\n",
      "Success: test_reverse_inplace\n" </s> remove    "pygments_lexer": "ipython2",
   "version": "2.7.10"
 </s> add    "pygments_lexer": "ipython3",
   "version": "3.4.3" </s> remove     "version": 2
 </s> add     "version": 3 </s> remove    "name": "python2"
 </s> add    "name": "python3"
    "    test.test_reverse_inplace()\n",
      "    test = TestReverse()\n",
      "    test.test_reverse()\n",
    "    test.test_reverse_inplace()\n",
      "\n",
      "\n",
      "if __name__ == '__main__':\n",
      "    main()"
     ]
keep add keep keep keep keep keep
 Add in-place reverse string test to solution notebook. 
arrays_strings/reverse_string/reverse_string_solution.ipynb