ead feather file into Time_Series_Data or Time_Series_Data_Collection</span>
<span class="sd">    </span>
<span class="sd">    Parameters</span>
<span class="sd">    ----------</span>
<span class="sd">    dirPaths : str</span>
<span class="sd">        directory to feather file</span>
<span class="sd">    timeSeriesCol : str or int</span>
<span class="sd">        index of time period column</span>
<span class="sd">    mainCategoryCol : str of int</span>
<span class="sd">        index of category column</span