ss="kn">as</span> <span class="nn">pd</span>
<span class="kn">import</span> <span class="nn">urllib2</span>
<span class="kn">import</span> <span class="nn">json</span>

<span class="k">class</span> <span class="nc">StockExample</span><span class="p">(</span><span class="n">server</span><span class="o">.</span><span class="n">App</span><span class="p">):</span>
    <span class="n">title</span> <span class="o">=</span> <span class="s">&quot;Historical Stock Prices&quot;</span>

    <span class="n">inputs</spa