>&#39;&#39;&#39;</span>
<span class="sd">    Takes data frame DgmsDF.</span>
<span class="sd">    Finds maximum persistence over all diagrams in</span>
<span class="sd">    column with label dgm_col.</span>
<span class="sd">    Gets maximum persistence for a pandas.Series with diagrams as entries</span>

<span class="sd">    :param DgmsSeries:</span>
<span class="sd">        A pandas.Series with entries Kx2 numpy arrays representing persistence diagrams.</span>

<span class="sd">    :returns: </span>
<span 