>
                    <span class="n">path_nodes</span> <span class="o">=</span> <span class="s2">&quot;examples/example_nodes.sg&quot;</span><span
                                        class="p">)</span>
<span class="n">fig</span> <span class="o">=</span> <span class="n">S</span><span class="o">.</span><span
                                        class="n">plot</span><span class="p">()</span>
</pre>
                                </div>
                            </div>
                        </div>
