    :param custom_list:     the names of csvs to be included in the dataset</span>
<span class="sd">    :type  custom_list:     list</span>

<span class="sd">    :return:                The time series relevant to the commodities</span>
<span class="sd">    :rtype:                 dict</span>
<span class="sd">    &quot;&quot;&quot;</span>
    <span class="n">universe_dict</span> <span class="o">=</span> <span class="p">{}</span>

    <span class="c1"># Time series relevant to Aluminium</span>
    <span clas