">()</span>
            <span class="n">final_cfs_df_sparse</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">do_posthoc_sparsity_enhancement</span><span class="p">(</span><span class="n">final_cfs_df_sparse</span><span class="p">,</span>
                                                                       <span class="n">test_instance_df</span><span class="p">,</span>
                                                                       <span class="n">p