an> <span class="nc">CloudpickleWrapper</span><span class="p">(</span><span class="nb">object</span><span class="p">):</span>
<span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
<span class="sd">    Uses cloudpickle to serialize contents (otherwise multiprocessing tries to use pickle)</span>
<span class="sd">    &quot;&quot;&quot;</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="