s="n">unique</span><span class="p">(),</span> 
                           <span class="p">):</span>
                <span class="n">cols</span> <span class="o">=</span> <span class="p">[</span><span class="s2">&quot;mean&quot;</span><span class="p">,</span><span class="s2">&quot;std&quot;</span><span class="p">,</span><span class="s2">&quot;max&quot;</span><span class="p">,</span><span class="s2">&quot;min&quot;</span><span class="p">,</span><span class="s2">&quot;zero_pct&quot;</span><span class="p">]</spa