"><pre><span></span><span class="n">data</span> <span class="o">=</span> <span class="n">PKDB</span><span class="o">.</span><span class="n">query</span><span class="p">()</span>
</pre></div>
</div>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="o">---------------------------------------------------------------------------</span>

<span class="ne">ConnectionRefusedError</span>                    <span class="n">Traceback</span> <span class="p">(</span><span c