"s1">&#39;blue&#39;</span><span class="p">,</span>
    <span class="n">width</span><span class="o">=</span><span class="mi">1</span><span class="p">,</span> <span class="n">font_size</span> <span class="o">=</span> <span class="mi">10</span><span class="p">,</span> <span class="n">node_size</span> <span class="o">=</span> <span class="mi">30</span><span class="p">)</span>

<span class="n">ax</span> <span class="o">=</span> <span class="n">plt</span><span class="o">.</span><span class="n">subplot</span><span