class="n">y</span><span class="p">,</span> <span class="n">exog</span><span class="o">=</span><span class="n">X</span><span class="p">,</span> <span class="o">**</span><span class="bp">self</span><span class="o">.</span><span class="n">kwargs</span><span class="p">)</span><span class="o">.</span><span class="n">fit</span><span class="p">()</span>
        <span class="k">else</span><span class="p">:</span>
            <span class="bp">self</span><span class="o">.</span><span class="n">fitted_model_</span> <s