span class="c1"># Load datasets</span>
    <span class="n">logging</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&quot;Loading Xenium datasets...&quot;</span><span class="p">)</span>
    <span class="n">trn_ds</span> <span class="o">=</span> <span class="n">XeniumDataset</span><span class="p">(</span><span class="n">root</span><span class="o">=</span><span class="n">Path</span><span class="p">(</span><span class="n">args</span><span class="o">.</span><span