Just Add Double-Side Tape - Driving Monitor

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   "cell_type": "code",
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   "source": [
    "%matplotlib inline\n",
    "%matplotlib notebook\n",
    "\n",
    "import ipywidgets as widgets\n",
    "import numpy as np\n",
    "import pandas as pd\n",
    "import matplotlib.pyplot as plt\n",
    "import io\n",
    "import base64\n",
    "from IPython.display import display\n",
    "from IPython.display import HTML\n",
    "from ipywidgets import *\n",
    "\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
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   "source": [
    "class FlowLayout(object):\n",
    "    ''' A class / object to display plots in a horizontal / flow layout below a cell '''\n",
    "    def __init__(self):\n",
    "        # string buffer for the HTML: initially some CSS; images to be appended\n",
    "        self.sHtml =  \"\"\"\n",
    "        <style>\n",
    "        .floating-box {\n",
    "        display: inline-block;\n",
    "        margin: 10px;\n",
    "        border: 3px solid #888888;  \n",
    "        }\n",
    "        </style>\n",
    "        \"\"\"\n",
    "\n",
    "    def add_plot(self, oAxes):\n",
    "        ''' Saves a PNG representation of a Matplotlib Axes object '''\n",
    "        Bio=io.BytesIO() # bytes buffer for the plot\n",
    "        fig = oAxes.get_figure()\n",
    "        fig.canvas.print_png(Bio) # make a png of the plot in the buffer\n",
    "\n",
    "        # encode the bytes as string using base 64 \n",
    "        sB64Img = base64.b64encode(Bio.getvalue()).decode()\n",
    "        self.sHtml+= (\n",
    "            '<div class=\"floating-box\">'+ \n",
    "            '<img src=\"data:image/png;base64,{}\\n\">'.format(sB64Img)+\n",
    "            '</div>')\n",
    "\n",
    "    def PassHtmlToCell(self):\n",
    "        ''' Final step - display the accumulated HTML '''\n",
    "        display(HTML(self.sHtml))\n",
    "\n",
    "\n",
    "\n",
    "\n",
    "oPlot = FlowLayout() # create an empty FlowLayout"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "scrolled": true
   },
   "outputs": [],
   "source": [
    "df1_1=pd.read_csv(\"D:\\\\Projects\\\\Hackster\\\\Avnet\\\\Data\\\\Stream\\\\08_22_19\\\\recording_session_5d5e5a275ba70e00014f9048.csv\")\n",
    "data_counts1_1 = df1_1['dataSource'].value_counts()\n",
    "print (data_counts1_1)\n",
    "df1_2=pd.read_csv(\"D:\\\\Projects\\\\Hackster\\\\Avnet\\\\Data\\\\Stream\\\\08_22_19\\\\recording_session_5d5e688e5ba70e00014f908b.csv\")\n",
    "data_counts1_2 = df1_2['dataSource'].value_counts()\n",
    "print(data_counts1_2)\n",
    "df2_1=pd.read_csv(\"D:\\\\Projects\\\\Hackster\\\\Avnet\\\\Data\\\\Stream\\\\08_22_19\\\\recording_session_5d5ef06a5ba70e00014f9754.csv\")\n",
    "data_counts2_1 = df2_1['dataSource'].value_counts()\n",
    "print(data_counts2_1)\n",
    "df2_2=pd.read_csv(\"D:\\\\Projects\\\\Hackster\\\\Avnet\\\\Data\\\\Stream\\\\08_22_19\\\\recording_session_5d5efb2e5ba70e00014f97cd.csv\")\n",
    "data_counts2_2 = df2_2['dataSource'].value_counts()\n",
    "print(data_counts2_2)\n",
    "df2_3=pd.read_csv(\"D:\\\\Projects\\\\Hackster\\\\Avnet\\\\Data\\\\Stream\\\\08_22_19\\\\recording_session_5d5f05065ba70e00014f9812.csv\")\n",
    "data_counts2_3 = df2_3['dataSource'].value_counts()\n",
    "print(data_counts2_3)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "def getRangeData(data, columnLabel, dmin = 0,dmax = 0):\n",
    "    if (dmin == 0 and dmax == 0):\n",
    "        retdata = data[[columnLabel]]\n",
    "    elif (dmin == 0):\n",
    "        retdata = data[[columnLabel]][:dmax]\n",
    "    elif (dmax == 0):\n",
    "        retdata = data[[columnLabel]][dmin:]\n",
    "    else:\n",
    "        retdata = data[[columnLabel]][dmin:dmax]\n",
    "    return retdata\n",
    "\n",
    "def prepareData(label,dmin = 0,dmax = 0):\n",
    "    global df1_1,df1_2,df2_1,df2_2,df2_3\n",
    "    global data1_1,data1_2,data2_1,data2_2,data2_3\n",
    "    global sdata1_1,sdata1_2,sdata2_1,sdata2_2,sdata2_3\n",
    "    \n",
    "    sdata1_1 = df1_1[df1_1['dataSource'] == label]\n",
    "    data1_1 = getRangeData(sdata1_1,'scalar',dmin,dmax)\n",
    "\n",
    "    sdata1_2 = df1_2[df1_2['dataSource'] == label]\n",
    "    data1_2 = getRangeData(sdata1_2,'scalar',dmin,dmax)\n",
    "\n",
    "    sdata2_1 = df2_1[df2_1['dataSource'] == label]\n",
    "    data2_1 = getRangeData(sdata2_1,'scalar',dmin,dmax)\n",
    "\n",
    "    sdata2_2 = df2_2[df2_2['dataSource'] == label]\n",
    "    data2_2 = getRangeData(sdata2_2,'scalar',dmin,dmax)\n",
    "\n",
    "    sdata2_3 = df2_3[df2_3['dataSource'] == label]\n",
    "    data2_3 = getRangeData(sdata2_3,'scalar',dmin,dmax)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
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   "outputs": [],
   "source": [
    "def myTripPlot():\n",
    "    global oPlot\n",
    "    global data1_1,data1_2,data2_1,data2_2,data2_3\n",
    "    \n",
    "    del oPlot\n",
    "\n",
    "    oPlot = FlowLayout() # create an empty FlowLayout\n",
    "\n",
    "    fig, ax = plt.subplots(1, 1, figsize=(5,3)) # same size plots  # figsize=(3+i/3,2+i/4)) # different size plots\n",
    "    ax.plot(data1_1) # make your plot here\n",
    "    oPlot.add_plot(ax) # pass it to the FlowLayout to save as an image\n",
    "    plt.close() # this gets rid of the plot so it doesn't appear in the cell\n",
    "\n",
    "    fig, ax = plt.subplots(1, 1, figsize=(5,3)) # same size plots  # figsize=(3+i/3,2+i/4)) # different size plots\n",
    "    ax.plot(data1_2) # make your plot here\n",
    "    oPlot.add_plot(ax) # pass it to the FlowLayout to save as an image\n",
    "    plt.close() # this gets rid of the plot so it doesn't appear in the cell\n",
    "\n",
    "    fig, ax = plt.subplots(1, 1, figsize=(4,3)) # same size plots  # figsize=(3+i/3,2+i/4)) # different size plots\n",
    "    ax.plot(data2_1) # make your plot here\n",
    "    oPlot.add_plot(ax) # pass it to the FlowLayout to save as an image\n",
    "    plt.close() # this gets rid of the plot so it doesn't appear in the cell\n",
    "\n",
    "    fig, ax = plt.subplots(1, 1, figsize=(4,3)) # same size plots  # figsize=(3+i/3,2+i/4)) # different size plots\n",
    "    ax.plot(data2_2) # make your plot here\n",
    "    oPlot.add_plot(ax) # pass it to the FlowLayout to save as an image\n",
    "    plt.close() # this gets rid of the plot so it doesn't appear in the cell\n",
    "\n",
    "    fig, ax = plt.subplots(1, 1, figsize=(4,3)) # same size plots  # figsize=(3+i/3,2+i/4)) # different size plots\n",
    "    ax.plot(data2_3) # make your plot here\n",
    "    oPlot.add_plot(ax) # pass it to the FlowLayout to save as an image\n",
    "    plt.close() # this gets rid of the plot so it doesn't appear in the cell\n",
    "\n",
    "\n",
    "    oPlot.PassHtmlToCell()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "def preparedDrivingData(main,dmin = 0,dmax = 0):\n",
    "    \n",
    "    global df1_1,df1_2,df2_1,df2_2,df2_3\n",
    "    global datap_1,datap_2,datap_3,datap_4,datap_5,datap_6\n",
    "    global datax_1,datax_2,datax_3,datax_4,datax_5,datax_6\n",
    "    global sdata1_1,sdata1_2,sdata2_1,sdata2_2,sdata2_3\n",
    "    \n",
    "    \n",
    "    sdata1_1 = main[main['dataSource'] == 'GYROSCOPE_NORM']\n",
    "    datap_1 = getRangeData(sdata1_1,'scalar',dmin,dmax)\n",
    "    datax_1 = getRangeData(sdata1_1,'timestamp',dmin,dmax)\n",
    "\n",
    "    sdata1_2 = main[main['dataSource'] == 'WORLD_ACCELERATION_NORM']\n",
    "    datap_2 = getRangeData(sdata1_2,'scalar',dmin,dmax)\n",
    "    datax_2 = getRangeData(sdata1_1,'timestamp',dmin,dmax)\n",
    "\n",
    "    sdata2_1 = main[main['dataSource'] == 'PROXIMITY']\n",
    "    datap_3 = getRangeData(sdata2_1,'scalar',dmin,dmax)\n",
    "    datax_3 = getRangeData(sdata1_1,'timestamp',dmin,dmax)\n",
    "\n",
    "    sdata2_2 = main[main['dataSource'] == 'SOUND_LEVEL']\n",
    "    datap_4 = getRangeData(sdata2_2,'scalar',dmin,dmax)\n",
    "    datax_4 = getRangeData(sdata1_1,'timestamp',dmin,dmax)\n",
    "\n",
    "    sdata2_3 = main[main['dataSource'] == 'HUMIDITY_TEMPERATURE']\n",
    "    datap_5 = getRangeData(sdata2_3,'scalar',dmin,dmax)\n",
    "    datax_5 = getRangeData(sdata1_1,'timestamp',dmin,dmax)\n",
    "\n",
    "    sdata2_3 = main[main['dataSource'] == 'VISIBLE_SPECTRUM_LIGHTNESS']\n",
    "    datap_6 = getRangeData(sdata2_3,'scalar',dmin,dmax)\n",
    "    datax_6 = getRangeData(sdata1_1,'timestamp',dmin,dmax)\n",
    "    "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "def myDrivingPlot():\n",
    "    global oPlot\n",
    "    global datap_1,datap_2,datap_3,datap_4,datap_5,datap_6\n",
    "    \n",
    "    del oPlot\n",
    "\n",
    "    oPlot = FlowLayout() # create an empty FlowLayout\n",
    "\n",
    "    fig, ax = plt.subplots(1, 1, figsize=(4,3)) # same size plots  # figsize=(3+i/3,2+i/4)) # different size plots\n",
    "    ax.plot(datap_1) # make your plot here\n",
    "    plt.title('GYROSCOPE_NORM')\n",
    "    oPlot.add_plot(ax) # pass it to the FlowLayout to save as an image\n",
    "    plt.close() # this gets rid of the plot so it doesn't appear in the cell\n",
    "\n",
    "    fig, ax = plt.subplots(1, 1, figsize=(4,3)) # same size plots  # figsize=(3+i/3,2+i/4)) # different size plots\n",
    "    ax.plot(datap_2) # make your plot here\n",
    "    plt.title('WORLD_ACCELERATION_NORM')\n",
    "    oPlot.add_plot(ax) # pass it to the FlowLayout to save as an image\n",
    "    plt.close() # this gets rid of the plot so it doesn't appear in the cell\n",
    "\n",
    "    fig, ax = plt.subplots(1, 1, figsize=(4,3)) # same size plots  # figsize=(3+i/3,2+i/4)) # different size plots\n",
    "    ax.plot(datap_3) # make your plot here\n",
    "    plt.title('PROXIMITY')\n",
    "    oPlot.add_plot(ax) # pass it to the FlowLayout to save as an image\n",
    "    plt.close() # this gets rid of the plot so it doesn't appear in the cell\n",
    "\n",
    "    fig, ax = plt.subplots(1, 1, figsize=(4,3)) # same size plots  # figsize=(3+i/3,2+i/4)) # different size plots\n",
    "    ax.plot(datap_4) # make your plot here\n",
    "    plt.title('SOUND_LEVEL')\n",
    "    oPlot.add_plot(ax) # pass it to the FlowLayout to save as an image\n",
    "    plt.close() # this gets rid of the plot so it doesn't appear in the cell\n",
    "\n",
    "    fig, ax = plt.subplots(1, 1, figsize=(4,3)) # same size plots  # figsize=(3+i/3,2+i/4)) # different size plots\n",
    "    ax.plot(datap_5) # make your plot here\n",
    "    plt.title('HUMIDITY_TEMPERATURE')\n",
    "    oPlot.add_plot(ax) # pass it to the FlowLayout to save as an image\n",
    "    plt.close() # this gets rid of the plot so it doesn't appear in the cell\n",
    "\n",
    "    fig, ax = plt.subplots(1, 1, figsize=(4,3)) # same size plots  # figsize=(3+i/3,2+i/4)) # different size plots\n",
    "    ax.plot(datap_6) # make your plot here\n",
    "    plt.title('VISIBLE_SPECTRUM_LIGHTNESS')\n",
    "    oPlot.add_plot(ax) # pass it to the FlowLayout to save as an image\n",
    "    plt.close() # this gets rid of the plot so it doesn't appear in the cell\n",
    "\n",
    "    oPlot.PassHtmlToCell()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "preparedDrivingData(df1_1)\n",
    "fig = plt.figure()\n",
    "ax = fig.add_subplot(1, 1, 1)\n",
    "line, = ax.plot(datax_1, datap_1)\n",
    "\n",
    "def update(w = 1.0):\n",
    "    #preparedDrivingData(df1_1,0,100)\n",
    "    #line.set_xdata(datax_1)\n",
    "    line.set_ydata(datap_1)\n",
    "    fig.canvas.draw_idle()\n",
    "\n",
    "interact(update);"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 90,
   "metadata": {
    "collapsed": true
   },
   "outputs": [
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       "\n",
       "    this._resize_canvas = function(width, height) {\n",
       "        // Keep the size of the canvas, canvas container, and rubber band\n",
       "        // canvas in synch.\n",
       "        canvas_div.css('width', width)\n",
       "        canvas_div.css('height', height)\n",
       "\n",
       "        canvas.attr('width', width * mpl.ratio);\n",
       "        canvas.attr('height', height * mpl.ratio);\n",
       "        canvas.attr('style', 'width: ' + width + 'px; height: ' + height + 'px;');\n",
       "\n",
       "        rubberband.attr('width', width);\n",
       "        rubberband.attr('height', height);\n",
       "    }\n",
       "\n",
       "    // Set the figure to an initial 600x600px, this will subsequently be updated\n",
       "    // upon first draw.\n",
       "    this._resize_canvas(600, 600);\n",
       "\n",
       "    // Disable right mouse context menu.\n",
       "    $(this.rubberband_canvas).bind(\"contextmenu\",function(e){\n",
       "        return false;\n",
       "    });\n",
       "\n",
       "    function set_focus () {\n",
       "        canvas.focus();\n",
       "        canvas_div.focus();\n",
       "    }\n",
       "\n",
       "    window.setTimeout(set_focus, 100);\n",
       "}\n",
       "\n",
       "mpl.figure.prototype._init_toolbar = function() {\n",
       "    var fig = this;\n",
       "\n",
       "    var nav_element = $('<div/>')\n",
       "    nav_element.attr('style', 'width: 100%');\n",
       "    this.root.append(nav_element);\n",
       "\n",
       "    // Define a callback function for later on.\n",
       "    function toolbar_event(event) {\n",
       "        return fig.toolbar_button_onclick(event['data']);\n",
       "    }\n",
       "    function toolbar_mouse_event(event) {\n",
       "        return fig.toolbar_button_onmouseover(event['data']);\n",
       "    }\n",
       "\n",
       "    for(var toolbar_ind in mpl.toolbar_items) {\n",
       "        var name = mpl.toolbar_items[toolbar_ind][0];\n",
       "        var tooltip = mpl.toolbar_items[toolbar_ind][1];\n",
       "        var image = mpl.toolbar_items[toolbar_ind][2];\n",
       "        var method_name = mpl.toolbar_items[toolbar_ind][3];\n",
       "\n",
       "        if (!name) {\n",
       "            // put a spacer in here.\n",
       "            continue;\n",
       "        }\n",
       "        var button = $('<button/>');\n",
       "        button.addClass('ui-button ui-widget ui-state-default ui-corner-all ' +\n",
       "                        'ui-button-icon-only');\n",
       "        button.attr('role', 'button');\n",
       "        button.attr('aria-disabled', 'false');\n",
       "        button.click(method_name, toolbar_event);\n",
       "        button.mouseover(tooltip, toolbar_mouse_event);\n",
       "\n",
       "        var icon_img = $('<span/>');\n",
       "        icon_img.addClass('ui-button-icon-primary ui-icon');\n",
       "        icon_img.addClass(image);\n",
       "        icon_img.addClass('ui-corner-all');\n",
       "\n",
       "        var tooltip_span = $('<span/>');\n",
       "        tooltip_span.addClass('ui-button-text');\n",
       "        tooltip_span.html(tooltip);\n",
       "\n",
       "        button.append(icon_img);\n",
       "        button.append(tooltip_span);\n",
       "\n",
       "        nav_element.append(button);\n",
       "    }\n",
       "\n",
       "    var fmt_picker_span = $('<span/>');\n",
       "\n",
       "    var fmt_picker = $('<select/>');\n",
       "    fmt_picker.addClass('mpl-toolbar-option ui-widget ui-widget-content');\n",
       "    fmt_picker_span.append(fmt_picker);\n",
       "    nav_element.append(fmt_picker_span);\n",
       "    this.format_dropdown = fmt_picker[0];\n",
       "\n",
       "    for (var ind in mpl.extensions) {\n",
       "        var fmt = mpl.extensions[ind];\n",
       "        var option = $(\n",
       "            '<option/>', {selected: fmt === mpl.default_extension}).html(fmt);\n",
       "        fmt_picker.append(option)\n",
       "    }\n",
       "\n",
       "    // Add hover states to the ui-buttons\n",
       "    $( \".ui-button\" ).hover(\n",
       "        function() { $(this).addClass(\"ui-state-hover\");},\n",
       "        function() { $(this).removeClass(\"ui-state-hover\");}\n",
       "    );\n",
       "\n",
       "    var status_bar = $('<span class=\"mpl-message\"/>');\n",
       "    nav_element.append(status_bar);\n",
       "    this.message = status_bar[0];\n",
       "}\n",
       "\n",
       "mpl.figure.prototype.request_resize = function(x_pixels, y_pixels) {\n",
       "    // Request matplotlib to resize the figure. Matplotlib will then trigger a resize in the client,\n",
       "    // which will in turn request a refresh of the image.\n",
       "    this.send_message('resize', {'width': x_pixels, 'height': y_pixels});\n",
       "}\n",
       "\n",
       "mpl.figure.prototype.send_message = function(type, properties) {\n",
       "    properties['type'] = type;\n",
       "    properties['figure_id'] = this.id;\n",
       "    this.ws.send(JSON.stringify(properties));\n",
       "}\n",
       "\n",
       "mpl.figure.prototype.send_draw_message = function() {\n",
       "    if (!this.waiting) {\n",
       "        this.waiting = true;\n",
       "        this.ws.send(JSON.stringify({type: \"draw\", figure_id: this.id}));\n",
       "    }\n",
       "}\n",
       "\n",
       "\n",
       "mpl.figure.prototype.handle_save = function(fig, msg) {\n",
       "    var format_dropdown = fig.format_dropdown;\n",
       "    var format = format_dropdown.options[format_dropdown.selectedIndex].value;\n",
       "    fig.ondownload(fig, format);\n",
       "}\n",
       "\n",
       "\n",
       "mpl.figure.prototype.handle_resize = function(fig, msg) {\n",
       "    var size = msg['size'];\n",
       "    if (size[0] != fig.canvas.width || size[1] != fig.canvas.height) {\n",
       "        fig._resize_canvas(size[0], size[1]);\n",
       "        fig.send_message(\"refresh\", {});\n",
       "    };\n",
       "}\n",
       "\n",
       "mpl.figure.prototype.handle_rubberband = function(fig, msg) {\n",
       "    var x0 = msg['x0'] / mpl.ratio;\n",
       "    var y0 = (fig.canvas.height - msg['y0']) / mpl.ratio;\n",
       "    var x1 = msg['x1'] / mpl.ratio;\n",
       "    var y1 = (fig.canvas.height - msg['y1']) / mpl.ratio;\n",
       "    x0 = Math.floor(x0) + 0.5;\n",
       "    y0 = Math.floor(y0) + 0.5;\n",
       "    x1 = Math.floor(x1) + 0.5;\n",
       "    y1 = Math.floor(y1) + 0.5;\n",
       "    var min_x = Math.min(x0, x1);\n",
       "    var min_y = Math.min(y0, y1);\n",
       "    var width = Math.abs(x1 - x0);\n",
       "    var height = Math.abs(y1 - y0);\n",
       "\n",
       "    fig.rubberband_context.clearRect(\n",
       "        0, 0, fig.canvas.width, fig.canvas.height);\n",
       "\n",
       "    fig.rubberband_context.strokeRect(min_x, min_y, width, height);\n",
       "}\n",
       "\n",
       "mpl.figure.prototype.handle_figure_label = function(fig, msg) {\n",
       "    // Updates the figure title.\n",
       "    fig.header.textContent = msg['label'];\n",
       "}\n",
       "\n",
       "mpl.figure.prototype.handle_cursor = function(fig, msg) {\n",
       "    var cursor = msg['cursor'];\n",
       "    switch(cursor)\n",
       "    {\n",
       "    case 0:\n",
       "        cursor = 'pointer';\n",
       "        break;\n",
       "    case 1:\n",
       "        cursor = 'default';\n",
       "        break;\n",
       "    case 2:\n",
       "        cursor = 'crosshair';\n",
       "        break;\n",
       "    case 3:\n",
       "        cursor = 'move';\n",
       "        break;\n",
       "    }\n",
       "    fig.rubberband_canvas.style.cursor = cursor;\n",
       "}\n",
       "\n",
       "mpl.figure.prototype.handle_message = function(fig, msg) {\n",
       "    fig.message.textContent = msg['message'];\n",
       "}\n",
       "\n",
       "mpl.figure.prototype.handle_draw = function(fig, msg) {\n",
       "    // Request the server to send over a new figure.\n",
       "    fig.send_draw_message();\n",
       "}\n",
       "\n",
       "mpl.figure.prototype.handle_image_mode = function(fig, msg) {\n",
       "    fig.image_mode = msg['mode'];\n",
       "}\n",
       "\n",
       "mpl.figure.prototype.updated_canvas_event = function() {\n",
       "    // Called whenever the canvas gets updated.\n",
       "    this.send_message(\"ack\", {});\n",
       "}\n",
       "\n",
       "// A function to construct a web socket function for onmessage handling.\n",
       "// Called in the figure constructor.\n",
       "mpl.figure.prototype._make_on_message_function = function(fig) {\n",
       "    return function socket_on_message(evt) {\n",
       "        if (evt.data instanceof Blob) {\n",
       "            /* FIXME: We get \"Resource interpreted as Image but\n",
       "             * transferred with MIME type text/plain:\" errors on\n",
       "             * Chrome.  But how to set the MIME type?  It doesn't seem\n",
       "             * to be part of the websocket stream */\n",
       "            evt.data.type = \"image/png\";\n",
       "\n",
       "            /* Free the memory for the previous frames */\n",
       "            if (fig.imageObj.src) {\n",
       "                (window.URL || window.webkitURL).revokeObjectURL(\n",
       "                    fig.imageObj.src);\n",
       "            }\n",
       "\n",
       "            fig.imageObj.src = (window.URL || window.webkitURL).createObjectURL(\n",
       "                evt.data);\n",
       "            fig.updated_canvas_event();\n",
       "            fig.waiting = false;\n",
       "            return;\n",
       "        }\n",
       "        else if (typeof evt.data === 'string' && evt.data.slice(0, 21) == \"data:image/png;base64\") {\n",
       "            fig.imageObj.src = evt.data;\n",
       "            fig.updated_canvas_event();\n",
       "            fig.waiting = false;\n",
       "            return;\n",
       "        }\n",
       "\n",
       "        var msg = JSON.parse(evt.data);\n",
       "        var msg_type = msg['type'];\n",
       "\n",
       "        // Call the  \"handle_{type}\" callback, which takes\n",
       "        // the figure and JSON message as its only arguments.\n",
       "        try {\n",
       "            var callback = fig[\"handle_\" + msg_type];\n",
       "        } catch (e) {\n",
       "            console.log(\"No handler for the '\" + msg_type + \"' message type: \", msg);\n",
       "            return;\n",
       "        }\n",
       "\n",
       "        if (callback) {\n",
       "            try {\n",
       "                // console.log(\"Handling '\" + msg_type + \"' message: \", msg);\n",
       "                callback(fig, msg);\n",
       "            } catch (e) {\n",
       "                console.log(\"Exception inside the 'handler_\" + msg_type + \"' callback:\", e, e.stack, msg);\n",
       "            }\n",
       "        }\n",
       "    };\n",
       "}\n",
       "\n",
       "// from http://stackoverflow.com/questions/1114465/getting-mouse-location-in-canvas\n",
       "mpl.findpos = function(e) {\n",
       "    //this section is from http://www.quirksmode.org/js/events_properties.html\n",
       "    var targ;\n",
       "    if (!e)\n",
       "        e = window.event;\n",
       "    if (e.target)\n",
       "        targ = e.target;\n",
       "    else if (e.srcElement)\n",
       "        targ = e.srcElement;\n",
       "    if (targ.nodeType == 3) // defeat Safari bug\n",
       "        targ = targ.parentNode;\n",
       "\n",
       "    // jQuery normalizes the pageX and pageY\n",
       "    // pageX,Y are the mouse positions relative to the document\n",
       "    // offset() returns the position of the element relative to the document\n",
       "    var x = e.pageX - $(targ).offset().left;\n",
       "    var y = e.pageY - $(targ).offset().top;\n",
       "\n",
       "    return {\"x\": x, \"y\": y};\n",
       "};\n",
       "\n",
       "/*\n",
       " * return a copy of an object with only non-object keys\n",
       " * we need this to avoid circular references\n",
       " * http://stackoverflow.com/a/24161582/3208463\n",
       " */\n",
       "function simpleKeys (original) {\n",
       "  return Object.keys(original).reduce(function (obj, key) {\n",
       "    if (typeof original[key] !== 'object')\n",
       "        obj[key] = original[key]\n",
       "    return obj;\n",
       "  }, {});\n",
       "}\n",
       "\n",
       "mpl.figure.prototype.mouse_event = function(event, name) {\n",
       "    var canvas_pos = mpl.findpos(event)\n",
       "\n",
       "    if (name === 'button_press')\n",
       "    {\n",
       "        this.canvas.focus();\n",
       "        this.canvas_div.focus();\n",
       "    }\n",
       "\n",
       "    var x = canvas_pos.x * mpl.ratio;\n",
       "    var y = canvas_pos.y * mpl.ratio;\n",
       "\n",
       "    this.send_message(name, {x: x, y: y, button: event.button,\n",
       "                             step: event.step,\n",
       "                             guiEvent: simpleKeys(event)});\n",
       "\n",
       "    /* This prevents the web browser from automatically changing to\n",
       "     * the text insertion cursor when the button is pressed.  We want\n",
       "     * to control all of the cursor setting manually through the\n",
       "     * 'cursor' event from matplotlib */\n",
       "    event.preventDefault();\n",
       "    return false;\n",
       "}\n",
       "\n",
       "mpl.figure.prototype._key_event_extra = function(event, name) {\n",
       "    // Handle any extra behaviour associated with a key event\n",
       "}\n",
       "\n",
       "mpl.figure.prototype.key_event = function(event, name) {\n",
       "\n",
       "    // Prevent repeat events\n",
       "    if (name == 'key_press')\n",
       "    {\n",
       "        if (event.which === this._key)\n",
       "            return;\n",
       "        else\n",
       "            this._key = event.which;\n",
       "    }\n",
       "    if (name == 'key_release')\n",
       "        this._key = null;\n",
       "\n",
       "    var value = '';\n",
       "    if (event.ctrlKey && event.which != 17)\n",
       "        value += \"ctrl+\";\n",
       "    if (event.altKey && event.which != 18)\n",
       "        value += \"alt+\";\n",
       "    if (event.shiftKey && event.which != 16)\n",
       "        value += \"shift+\";\n",
       "\n",
       "    value += 'k';\n",
       "    value += event.which.toString();\n",
       "\n",
       "    this._key_event_extra(event, name);\n",
       "\n",
       "    this.send_message(name, {key: value,\n",
       "                             guiEvent: simpleKeys(event)});\n",
       "    return false;\n",
       "}\n",
       "\n",
       "mpl.figure.prototype.toolbar_button_onclick = function(name) {\n",
       "    if (name == 'download') {\n",
       "        this.handle_save(this, null);\n",
       "    } else {\n",
       "        this.send_message(\"toolbar_button\", {name: name});\n",
       "    }\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.toolbar_button_onmouseover = function(tooltip) {\n",
       "    this.message.textContent = tooltip;\n",
       "};\n",
       "mpl.toolbar_items = [[\"Home\", \"Reset original view\", \"fa fa-home icon-home\", \"home\"], [\"Back\", \"Back to previous view\", \"fa fa-arrow-left icon-arrow-left\", \"back\"], [\"Forward\", \"Forward to next view\", \"fa fa-arrow-right icon-arrow-right\", \"forward\"], [\"\", \"\", \"\", \"\"], [\"Pan\", \"Pan axes with left mouse, zoom with right\", \"fa fa-arrows icon-move\", \"pan\"], [\"Zoom\", \"Zoom to rectangle\", \"fa fa-square-o icon-check-empty\", \"zoom\"], [\"\", \"\", \"\", \"\"], [\"Download\", \"Download plot\", \"fa fa-floppy-o icon-save\", \"download\"]];\n",
       "\n",
       "mpl.extensions = [\"eps\", \"pdf\", \"png\", \"ps\", \"raw\", \"svg\"];\n",
       "\n",
       "mpl.default_extension = \"png\";var comm_websocket_adapter = function(comm) {\n",
       "    // Create a \"websocket\"-like object which calls the given IPython comm\n",
       "    // object with the appropriate methods. Currently this is a non binary\n",
       "    // socket, so there is still some room for performance tuning.\n",
       "    var ws = {};\n",
       "\n",
       "    ws.close = function() {\n",
       "        comm.close()\n",
       "    };\n",
       "    ws.send = function(m) {\n",
       "        //console.log('sending', m);\n",
       "        comm.send(m);\n",
       "    };\n",
       "    // Register the callback with on_msg.\n",
       "    comm.on_msg(function(msg) {\n",
       "        //console.log('receiving', msg['content']['data'], msg);\n",
       "        // Pass the mpl event to the overridden (by mpl) onmessage function.\n",
       "        ws.onmessage(msg['content']['data'])\n",
       "    });\n",
       "    return ws;\n",
       "}\n",
       "\n",
       "mpl.mpl_figure_comm = function(comm, msg) {\n",
       "    // This is the function which gets called when the mpl process\n",
       "    // starts-up an IPython Comm through the \"matplotlib\" channel.\n",
       "\n",
       "    var id = msg.content.data.id;\n",
       "    // Get hold of the div created by the display call when the Comm\n",
       "    // socket was opened in Python.\n",
       "    var element = $(\"#\" + id);\n",
       "    var ws_proxy = comm_websocket_adapter(comm)\n",
       "\n",
       "    function ondownload(figure, format) {\n",
       "        window.open(figure.imageObj.src);\n",
       "    }\n",
       "\n",
       "    var fig = new mpl.figure(id, ws_proxy,\n",
       "                           ondownload,\n",
       "                           element.get(0));\n",
       "\n",
       "    // Call onopen now - mpl needs it, as it is assuming we've passed it a real\n",
       "    // web socket which is closed, not our websocket->open comm proxy.\n",
       "    ws_proxy.onopen();\n",
       "\n",
       "    fig.parent_element = element.get(0);\n",
       "    fig.cell_info = mpl.find_output_cell(\"<div id='\" + id + \"'></div>\");\n",
       "    if (!fig.cell_info) {\n",
       "        console.error(\"Failed to find cell for figure\", id, fig);\n",
       "        return;\n",
       "    }\n",
       "\n",
       "    var output_index = fig.cell_info[2]\n",
       "    var cell = fig.cell_info[0];\n",
       "\n",
       "};\n",
       "\n",
       "mpl.figure.prototype.handle_close = function(fig, msg) {\n",
       "    var width = fig.canvas.width/mpl.ratio\n",
       "    fig.root.unbind('remove')\n",
       "\n",
       "    // Update the output cell to use the data from the current canvas.\n",
       "    fig.push_to_output();\n",
       "    var dataURL = fig.canvas.toDataURL();\n",
       "    // Re-enable the keyboard manager in IPython - without this line, in FF,\n",
       "    // the notebook keyboard shortcuts fail.\n",
       "    IPython.keyboard_manager.enable()\n",
       "    $(fig.parent_element).html('<img src=\"' + dataURL + '\" width=\"' + width + '\">');\n",
       "    fig.close_ws(fig, msg);\n",
       "}\n",
       "\n",
       "mpl.figure.prototype.close_ws = function(fig, msg){\n",
       "    fig.send_message('closing', msg);\n",
       "    // fig.ws.close()\n",
       "}\n",
       "\n",
       "mpl.figure.prototype.push_to_output = function(remove_interactive) {\n",
       "    // Turn the data on the canvas into data in the output cell.\n",
       "    var width = this.canvas.width/mpl.ratio\n",
       "    var dataURL = this.canvas.toDataURL();\n",
       "    this.cell_info[1]['text/html'] = '<img src=\"' + dataURL + '\" width=\"' + width + '\">';\n",
       "}\n",
       "\n",
       "mpl.figure.prototype.updated_canvas_event = function() {\n",
       "    // Tell IPython that the notebook contents must change.\n",
       "    IPython.notebook.set_dirty(true);\n",
       "    this.send_message(\"ack\", {});\n",
       "    var fig = this;\n",
       "    // Wait a second, then push the new image to the DOM so\n",
       "    // that it is saved nicely (might be nice to debounce this).\n",
       "    setTimeout(function () { fig.push_to_output() }, 1000);\n",
       "}\n",
       "\n",
       "mpl.figure.prototype._init_toolbar = function() {\n",
       "    var fig = this;\n",
       "\n",
       "    var nav_element = $('<div/>')\n",
       "    nav_element.attr('style', 'width: 100%');\n",
       "    this.root.append(nav_element);\n",
       "\n",
       "    // Define a callback function for later on.\n",
       "    function toolbar_event(event) {\n",
       "        return fig.toolbar_button_onclick(event['data']);\n",
       "    }\n",
       "    function toolbar_mouse_event(event) {\n",
       "        return fig.toolbar_button_onmouseover(event['data']);\n",
       "    }\n",
       "\n",
       "    for(var toolbar_ind in mpl.toolbar_items){\n",
       "        var name = mpl.toolbar_items[toolbar_ind][0];\n",
       "        var tooltip = mpl.toolbar_items[toolbar_ind][1];\n",
       "        var image = mpl.toolbar_items[toolbar_ind][2];\n",
       "        var method_name = mpl.toolbar_items[toolbar_ind][3];\n",
       "\n",
       "        if (!name) { continue; };\n",
       "\n",
       "        var button = $('<button class=\"btn btn-default\" href=\"#\" title=\"' + name + '\"><i class=\"fa ' + image + ' fa-lg\"></i></button>');\n",
       "        button.click(method_name, toolbar_event);\n",
       "        button.mouseover(tooltip, toolbar_mouse_event);\n",
       "        nav_element.append(button);\n",
       "    }\n",
       "\n",
       "    // Add the status bar.\n",
       "    var status_bar = $('<span class=\"mpl-message\" style=\"text-align:right; float: right;\"/>');\n",
       "    nav_element.append(status_bar);\n",
       "    this.message = status_bar[0];\n",
       "\n",
       "    // Add the close button to the window.\n",
       "    var buttongrp = $('<div class=\"btn-group inline pull-right\"></div>');\n",
       "    var button = $('<button class=\"btn btn-mini btn-primary\" href=\"#\" title=\"Stop Interaction\"><i class=\"fa fa-power-off icon-remove icon-large\"></i></button>');\n",
       "    button.click(function (evt) { fig.handle_close(fig, {}); } );\n",
       "    button.mouseover('Stop Interaction', toolbar_mouse_event);\n",
       "    buttongrp.append(button);\n",
       "    var titlebar = this.root.find($('.ui-dialog-titlebar'));\n",
...

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