J4A Notebook 5 - Dashboard Notebooks.ipynb

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    "Jupyter for Analysts - Notebook 5"
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   "source": [
    "# Welcome to Jupyter for Analysts Notebook 5!!!"
   ]
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    "This notebook is called a **dashboard notebook**. A dashboard notebook hides ALL the code from you! Pretty cool, huh?\n",
    "\n",
    "This notebook queries Yahoo Finance using the [yfinance](https://github.com/ranaroussi/yfinance) Python module and pulls back information for the stock symbol you select using widgets!\n",
    "\n",
    "**To view as a dashboard, just click the Voila button on the toolbar above!**\n",
    "\n",
    "----"
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    "import ipywidgets as widgets\n",
    "import plotly.graph_objects as go\n",
    "import yfinance as yf"
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    "html_template = '''\n",
    "<img src=\"{}\"><br>\n",
    "<b>{}</b>\n",
    "<h3>{}</h3>\n",
    "{}<br>\n",
    "{}, {} {}<br>\n",
    "'''\n",
    "\n",
    "def get_html(ticker):\n",
    "    symbol = ticker.ticker\n",
    "    info = ticker.info\n",
    "    return html_template.format(\n",
    "        info.get('logo_url', ''),\n",
    "        symbol,\n",
    "        info.get('longName', symbol),\n",
    "        info.get('address1', 'No address'),\n",
    "        info.get('city', 'No city'),\n",
    "        info.get('state', 'XX'),\n",
    "        info.get('zip', '00000')\n",
    "    )\n",
    "    \n",
    "def get_chart(ticker):\n",
    "    df = ticker.history('1y')\n",
    "    return go.Figure(data=[go.Candlestick(\n",
    "        x=df.index,\n",
    "        open=df['Open'],\n",
    "        high=df['High'],\n",
    "        low=df['Low'],\n",
    "        close=df['Close']\n",
    "    )])"
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    "header = widgets.HTML('<h1>Query Stock Ticker</h1>')\n",
    "symbol_input = widgets.Text(description='Symbol:', value='MSFT')\n",
    "submit_button = widgets.Button(description='Submit')\n",
    "html_output = widgets.HTML()\n",
    "graph_output = go.FigureWidget()\n",
    "inputs = widgets.HBox([symbol_input, submit_button])\n",
    "outputs = widgets.HBox([html_output])\n",
    "layout = widgets.VBox([header, inputs, outputs])\n",
    "\n",
    "def run(_):\n",
    "    symbol = symbol_input.value\n",
    "    html_output.value = 'Please wait while we fetch the stock info...'\n",
    "    ticker = yf.Ticker(symbol)\n",
    "    html_output.value = get_html(ticker)\n",
    "    figure = get_chart(ticker)\n",
    "    fw = go.FigureWidget(figure)\n",
    "    outputs.children = [html_output, fw]\n",
    "\n",
    "submit_button.on_click(run)\n",
    "layout"
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    "<hr>\n",
    "<div class='alert alert-block alert-info' align='center'>\n",
    "<br>Play around a bit, then head on over to <a href=\"J4A Notebook 6 - Notebook Errors.ipynb\"><b>Notebook 6</b></a> in the Jupyter for Analysts series!\n",
    "<br>\n",
    "<br> <a href=\"Jupyter 4 Analysts (J4A).ipynb\">Jupyter 4 Analyts Homepage</a>"
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