 to seperate labels and data</span>
<span class="sd">        chunksize : int</span>
<span class="sd">            size of feather file</span>
<span class="sd">        &quot;&quot;&quot;</span>
        <span class="k">if</span> <span class="n">seperateLabels</span> <span class="o">==</span><span class="kc">False</span><span class="p">:</span>
            <span class="n">table</span> <span class="o">=</span> <span class="n">to_arrow_table</span><span class="p">(</span>
                <span class="n">time_seri