pan class="p">[</span><span class="n">pi</span><span class="p">]</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
    <span class="nb">print</span><span class="p">()</span></div>



<div class="viewcode-block" id="describe_null">
<a class="viewcode-back" href="../../../vtools.data.html#vtools.data.gap.describe_null">[docs]</a>
<span class="k">def</span> <span class="nf">describe_null</span><span class="p">(</span><span class="n">dset</span><span class="p">,</span> <span 