>.</span><span class="n">process</span><span class="p">()</span>


    <span class="k">def</span><span class="w"> </span><span class="fm">__enter__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
        <span class="bp">self</span><span class="o">.</span><span class="n">connect</span><span class="p">()</span>
        <span class="k">return</span> <span class="bp">self</span>

    <span class="k">def</span><span class="w"> </span><span class="fm">__exit__</span><span clas