     "source": [
      "%run queue_list.py"
     ]
    },
    {
     "cell_type": "code",
     "execution_count": 3,
     "metadata": {
      "collapsed": false
     },
 
</s> remove    "execution_count": null,
 </s> add    "execution_count": 3, </s> remove    "execution_count": null,
 </s> add    "execution_count": 2, </s> remove    "execution_count": null,
 </s> add    "execution_count": 1, </s> remove    "outputs": [],
 </s> add    "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Overwriting queue_list.py\n"
     ]
    }
   ], </s> remove    "outputs": [],
 </s> add    "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Test: Dequeue an empty queue\n",
      "Test: Enqueue to an empty queue\n",
      "Test: Dequeue a queue with one element\n",
      "Test: Enqueue to a non-empty queue\n",
      "Test: Dequeue a queue with more than one element\n",
      "Success: test_end_to_end\n"
     ]
    }
   ],
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Unit Test\n",
    "\n",
    "*It is important to identify and run through general and edge cases from the [Test Cases](#Test-Cases) section by hand.  You generally will not be asked to write a unit test like what is shown below.*"
   ]
  },
     "source": [
      "%run queue_list.py"
     ]
    },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Unit Test\n",
    "\n",
    "*It is important to identify and run through general and edge cases from the [Test Cases](#Test-Cases) section by hand.  You generally will not be asked to write a unit test like what is shown below.*"
   ]
  },
    {
     "cell_type": "code",
     "execution_count": 3,
     "metadata": {
      "collapsed": false
     },
keep keep keep add keep keep keep keep keep keep
 Reworked notebook: Added more detail to constraints and test cases.  Reworked unit test.  Added linebreak to comment about naming clash with queue. 
stacks-queues/queue-list.ipynb