span class="n">save_plot_kwargs</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span>

        <span class="n">exp</span><span class="p">,</span> <span class="n">sec_digs</span> <span class="o">=</span> <span class="n">_gen_second_digits_</span><span class="p">()</span>

        <span class="n">DataFrame</span><span class="o">.</span><span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="p">{</span><span class="