div>
        <div class='code'>
            <div class="highlight"><pre><span class="lineno">105</span>    <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">smoothing</span><span class="p">:</span> <span class="nb">float</span> <span class="o">=</span> <span class="mf">0.2</span><span class="p">):</span>
<span class="lineno">106</span>        <span class="nb">super</span><span class="p">()</span><span class