assignments/assignment_yourname_class2.ipynb

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    "<a href=\"https://colab.research.google.com/github/jeffheaton/t81_558_deep_learning/blob/master/assignments/assignment_yourname_class2.ipynb\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
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   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Important Note\n",
    "\n",
    "This assignment is from the older (Keras-based) version of this course and is no longer used for my class. You can find the current asignments here: [updated assignments](https://github.com/jeffheaton/app_deep_learning/tree/main/assignments)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# T81-558: Applications of Deep Neural Networks\n",
    "* Instructor: [Jeff Heaton](https://sites.wustl.edu/jeffheaton/), School of Engineering and Applied Science, [Washington University in St. Louis](https://engineering.wustl.edu/Programs/Pages/default.aspx)\n",
    "* For more information visit the [class website](https://sites.wustl.edu/jeffheaton/t81-558/).\n",
    "\n",
    "**Module 2 Assignment: Creating Columns in Pandas**\n",
    "\n",
    "**Student Name: Your Name**"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Assignment Instructions\n",
    "\n",
    "For this assignment, you will use the **reg-33-data.csv** dataset.  This file contains a dataset that I generated specifically for this class.  You can find the CSV file on my data site, at this location: [reg-33-data.csv](http://data.heatonresearch.com/data/t81-558/datasets/reg-33-data.csv).\n",
    "\n",
    "For this assignment, load and modify the data set.  You will submit this modified dataset to the **submit** function.  See [Assignment #1](https://github.com/jeffheaton/t81_558_deep_learning/blob/master/assignments/assignment_yourname_class1.ipynb) for details on how to submit an assignment or check that one was submitted.\n",
    "\n",
    "Modify the dataset as follows:\n",
    "\n",
    "* Add a column named *ratio* that is *max* divided by *number*.  Leave *max* and *number* in the dataframe.\n",
    "* Replace the *cat2* column with dummy variables. e.g. 'cat2_CA-0', 'cat2_CA-1',\n",
    "       'cat2_CA-10', 'cat2_CA-11', 'cat2_CA-12', ...\n",
    "* Replace the *item* column with dummy variables, e.g. 'item_IT-0', 'item_IT-1',\n",
    "       'item_IT-10', 'item_IT-11', 'item_IT-12', ...\n",
    "* For field *length* replace missing values with the median of *length*.\n",
    "* For field *height* replace missing with median and convert to zscore.\n",
    "* Remove all other columns.\n",
    "* Your submitted dataframe will have these columns: 'height', 'max', 'number', 'length', 'ratio', 'cat2_CA-0', 'cat2_CA-1',\n",
    "       'cat2_CA-10', 'cat2_CA-11', 'cat2_CA-12', 'cat2_CA-13', 'cat2_CA-14',\n",
    "       'cat2_CA-15', 'cat2_CA-16', 'cat2_CA-17', 'cat2_CA-18', 'cat2_CA-19',\n",
    "       'cat2_CA-1A', 'cat2_CA-1B', 'cat2_CA-1C', 'cat2_CA-1D', 'cat2_CA-1E',\n",
    "       'cat2_CA-1F', 'cat2_CA-2', 'cat2_CA-20', 'cat2_CA-21', 'cat2_CA-22',\n",
    "       'cat2_CA-23', 'cat2_CA-24', 'cat2_CA-25', 'cat2_CA-26', 'cat2_CA-27',\n",
    "       'cat2_CA-3', 'cat2_CA-4', 'cat2_CA-5', 'cat2_CA-6', 'cat2_CA-7',\n",
    "       'cat2_CA-8', 'cat2_CA-9', 'cat2_CA-A', 'cat2_CA-B', 'cat2_CA-C',\n",
    "       'cat2_CA-D', 'cat2_CA-E', 'cat2_CA-F', 'item_IT-0', 'item_IT-1',\n",
    "       'item_IT-10', 'item_IT-11', 'item_IT-12', 'item_IT-13', 'item_IT-14',\n",
    "       'item_IT-15', 'item_IT-16', 'item_IT-17', 'item_IT-18', 'item_IT-19',\n",
    "       'item_IT-1A', 'item_IT-1B', 'item_IT-1C', 'item_IT-1D', 'item_IT-1E',\n",
    "       'item_IT-2', 'item_IT-3', 'item_IT-4', 'item_IT-5', 'item_IT-6',\n",
    "       'item_IT-7', 'item_IT-8', 'item_IT-9', 'item_IT-A', 'item_IT-B',\n",
    "       'item_IT-C', 'item_IT-D', 'item_IT-E', 'item_IT-F'."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Google CoLab Instructions\n",
    "\n",
    "If you are using Google CoLab, it will be necessary to mount your GDrive so that you can send your notebook during the submit process. Running the following code will map your GDrive to ```/content/drive```."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "try:\n",
    "    from google.colab import drive\n",
    "    drive.mount('/content/drive', force_remount=True)\n",
    "    COLAB = True\n",
    "    print(\"Note: using Google CoLab\")\n",
    "except:\n",
    "    print(\"Note: not using Google CoLab\")\n",
    "    COLAB = False"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Assignment Submit Function\n",
    "\n",
    "You will submit the ten programming assignments electronically.  The following **submit** function can be used to do this.  My server will perform a basic check of each assignment and let you know if it sees any underlying problems. \n",
    "\n",
    "**It is unlikely that should need to modify this function.**"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "import base64\n",
    "import os\n",
    "import numpy as np\n",
    "import pandas as pd\n",
    "import requests\n",
    "import PIL\n",
    "import PIL.Image\n",
    "import io\n",
    "\n",
    "# This function submits an assignment.  You can submit an assignment as much as you like, only the final\n",
    "# submission counts.  The paramaters are as follows:\n",
    "# data - List of pandas dataframes or images.\n",
    "# key - Your student key that was emailed to you.\n",
    "# no - The assignment class number, should be 1 through 1.\n",
    "# source_file - The full path to your Python or IPYNB file.  This must have \"_class1\" as part of its name.  \n",
    "# .             The number must match your assignment number.  For example \"_class2\" for class assignment #2.\n",
    "def submit(data,key,no,source_file=None):\n",
    "    raise Exception(\"If you are a current student, you are using an old version of this assignment. Refer to: https://github.com/jeffheaton/app_deep_learning/tree/main/assignments\")\n",
    "    if source_file is None and '__file__' not in globals(): raise Exception('Must specify a filename when a Jupyter notebook.')\n",
    "    if source_file is None: source_file = __file__\n",
    "    suffix = '_class{}'.format(no)\n",
    "    if suffix not in source_file: raise Exception('{} must be part of the filename.'.format(suffix))\n",
    "    with open(source_file, \"rb\") as image_file:\n",
    "        encoded_python = base64.b64encode(image_file.read()).decode('ascii')\n",
    "    ext = os.path.splitext(source_file)[-1].lower()\n",
    "    if ext not in ['.ipynb','.py']: raise Exception(\"Source file is {} must be .py or .ipynb\".format(ext))\n",
    "    payload = []\n",
    "    for item in data:\n",
    "        if type(item) is PIL.Image.Image:\n",
    "            buffered = BytesIO()\n",
    "            item.save(buffered, format=\"PNG\")\n",
    "            payload.append({'PNG':base64.b64encode(buffered.getvalue()).decode('ascii')})\n",
    "        elif type(item) is pd.core.frame.DataFrame:\n",
    "            payload.append({'CSV':base64.b64encode(item.to_csv(index=False).encode('ascii')).decode(\"ascii\")})\n",
    "    r= requests.post(\"https://api.heatonresearch.com/assignment-submit\",\n",
    "        headers={'x-api-key':key}, json={ 'payload': payload,'assignment': no, 'ext':ext, 'py':encoded_python})\n",
    "    if r.status_code==200:\n",
    "        print(\"Success: {}\".format(r.text))\n",
    "    else: print(\"Failure: {}\".format(r.text))"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "collapsed": true,
    "jupyter": {
     "outputs_hidden": true
    }
   },
   "source": [
    "# Assignment #2 Sample Code\n",
    "\n",
    "The following code provides a starting point for this assignment."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "import os\n",
    "import pandas as pd\n",
    "from scipy.stats import zscore\n",
    "\n",
    "# This is your student key that I emailed to you at the beginnning of the semester.\n",
    "key = \"Gx5en9cEVvaZnjut6vfLm1HG4ZO4PsI32sgldAXj\"  # This is an example key and will not work.\n",
    "\n",
    "# You must also identify your source file.  (modify for your local setup)\n",
    "# file='/content/drive/My Drive/Colab Notebooks/assignment_yourname_class2.ipynb'  # Google CoLab\n",
    "# file='C:\\\\Users\\\\jeffh\\\\projects\\\\t81_558_deep_learning\\\\assignments\\\\assignment_yourname_class2.ipynb'  # Windows\n",
    "file='/Users/jheaton/projects/t81_558_deep_learning/assignments/assignment_yourname_class2.ipynb'  # Mac/Linux\n",
    "\n",
    "# Begin assignment\n",
    "df = pd.read_csv(\"http://data.heatonresearch.com/data/t81-558/datasets/reg-33-data.csv\")\n",
    "\n",
    "df.drop(labels=['id'],axis=1,inplace=True)\n",
    "\n",
    "# Your code goes here!\n",
    "\n",
    "# Submit assignment\n",
    "submit(source_file=file,data=[df],key=key,no=2)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
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