</span> <span class="o">=</span> <span class="n">kwds</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;edge_label&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
        <span class="k">if</span> <span class="n">labels</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
            <span class="n">edge_label_iter</span> <span class="o">=</span> <span 