tted_values_</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">fitted_model_</span><span class="o">.</span><span class="n">fittedvalues</span>
        <span class="bp">self</span><span class="o">.</span><span class="n">summary_</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">fitted_model_</span><span class="o">.</span><span class="n">summary</span><span class="p">()</span>
        <span class="k">return</sp