 class="n"><a href="#t6">6</a></span><span class="t"><span class="nam">_LOG</span><span class="op">:</span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">logging</span><span class="op">.</span><span class="nam">Logger</span><span class="op">]</span> <span class="op">=</span> <span class="key">None</span>&nbsp;</span><span class="r"></span></p>
    <p id="t7" class="pln"><span class="n"><a href="#t7">7</a></span><span class="t">&nbsp;</span><span class="r"></span></p>
    <p id=