</span><span class="o">=</span><span class="n">index</span><span class="p">,</span> <span class="n">title</span><span class="o">=</span><span class="n">xtitle</span><span class="p">,</span>
      <span class="n">titlefont</span><span class="o">=</span><span class="nb">dict</span><span class="p">(</span><span class="n">color</span><span class="o">=</span><span class="s1">&#39;lightgrey&#39;</span><span class="p">),</span> <span class="n">tickfont</span><span class="o">=</span><span class="nb">dict</span><spa