=</span> <span class="n">data</span><span class="o">.</span><span class="n">copy</span><span class="p">()</span>
    
    <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">section</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">sections</span><span class="p">):</span>
        <span class="n">data</span><span class="p">[</span><span class="n">i</span><span class="p">][</span><span class="s2">&quot;category&qu