></p>
    <p class="run"><span class="n"><a id="t31" href="#t31">31</a></span><span class="t">    <span class="key">def</span> <span class="nam">_average_loss</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span><span class="op">:</span>&nbsp;</span><span class="r"></span></p>
    <p class="run"><span class="n"><a id="t32" href="#t32">32</a></span><span class="t">        <span class="nam">record</span> <span class="op">=</span> <span class="nam">np</span><span class="op">.</s