n">k</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span> <span class="n">max_diff</span><span class="o">+</span><span class="mi">1</span><span class="p">):</span>
            
            <span class="k">if</span> <span class="n">obj_type</span> <span class="o">==</span> <span class="s1">&#39;V&#39;</span><span class="p">:</span>
                <span class="n">up_level</span> <span class="o">=</span> <span class="n">L</spa