 class="p">:</span> <span class="n">exp</span><span class="p">,</span>
                                  <span class="s1">&#39;Last_2_Dig&#39;</span><span class="p">:</span> <span class="n">l2d</span><span class="p">})</span>
        <span class="bp">self</span><span class="o">.</span><span class="n">set_index</span><span class="p">(</span><span class="s1">&#39;Last_2_Dig&#39;</span><span class="p">,</span> <span class="n">inplace</span><span class="o">=</span><span class="kc">True</span><span class="p">)</