>
<span class="sd">        columns : list of str</span>
<span class="sd">            column names to fetch</span>
<span class="sd">    </span>
<span class="sd">    Returns</span>
<span class="sd">    -------</span>
<span class="sd">    Time_Series_Data or Time_Series_Collection</span>
<span class="sd">    &quot;&quot;&quot;</span>
    <span class="n">pio</span> <span class="o">=</span> <span class="n">Feather_IO</span><span class="p">(</span><span class="n">dirPath</span><span class="p">,</span><span class=