tail information about the series.</span>

<span class="sd">    The DataFrame spawned contains the following features</span>
<span class="sd">    spawned for each column in the input DataFrame:</span>

<span class="sd">        Exponentially Weighted Moving Average of various Half Lives:</span>
<span class="sd">            1 day,</span>
<span class="sd">            1 week,</span>
<span class="sd">            1 month,</span>
<span class="sd">            1 quarter,</span>
<span class="sd">            6 months,