an class="k">for</span> <span class="n">i</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="nb">len</span><span class="p">(</span><span class="n">values</span><span class="p">)):</span>
            
            <span class="n">va</span> <span class="o">=</span> <span class="nb">len</span><span class="p">({</span><span class="n">key</span><span class="p">:</span> <span class="n">val</span> <span class="k">for</