an class="s2">&quot;embark_town&quot;</span><span class="p">]</span>
<span class="n">cont_cols</span> <span class="o">=</span> <span class="p">[</span><span class="s2">&quot;age&quot;</span><span class="p">]</span>
<span class="n">categorical</span> <span class="o">=</span> <span class="p">{</span><span class="s2">&quot;embark_town&quot;</span><span class="p">:</span> <span class="p">[</span><span class="s1">&#39;Southampton&#39;</span><span class="p">,</span> <span class="s1">&#39;Cherbourg&#39;</span><spa