="s2">&quot;v&quot;</span><span class="p">,</span>
    <span class="p">}</span>

    <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span>
        <span class="bp">self</span><span class="p">,</span>
        <span class="n">ax</span><span class="p">,</span>
        <span class="n">vertex_drawer_factory</span><span class="o">=</span><span class="n">MatplotlibVertexDrawer</span><span class="p">,</span>
        <span class="n">edge_drawer_factory</span><span class="o">=</span><spa