an><span class="mi">0</span><span class="p">])</span> <span class="o">==</span> <span
            class="nb">tuple</span><span class="p">:</span>
        <span class="n">nx</span><span class="o">.</span><span class="n">draw_networkx_edge_labels</span><span
            class="p">(</span><span class="n">G</span><span class="p">,</span> <span class="n">pos</span><span
            class="p">,</span> <span class="n">font_size</span><span class="o">=</span><span class="mi">20</span><span
            class="p">,</