ass="n">d3graph</span><span class="p">()</span>
    <span class="c1"># Load example data set</span>
    <span class="n">adjmat</span> <span class="o">=</span> <span class="n">d3</span><span class="o">.</span><span class="n">import_example</span><span class="p">(</span><span class="s1">&#39;bigbang&#39;</span><span class="p">)</span>

    <span class="c1"># Create the graph with default setting</span>
    <span class="n">d3</span><span class="o">.</span><span class="n">graph</span><span class="p">(</span><sp