 class="n">dataset</span> <span class="o">&lt;</span> <span class="bp">self</span><span class="o">.</span><span class="n">pm</span>
        <span class="n">dataset</span> <span class="o">=</span> <span class="n">np</span><span class="o">.</span><span class="n">array</span><span class="p">(</span><span class="n">dataset</span><span class="p">,</span> <span class="n">dtype</span><span class="o">=</span><span class="nb">int</span><span class="p">)</span>
        <span class="k">return</span> <span class="n">da