n class="p">(</span><span class="n">key</span><span class="o">=</span><span class="n">_ab</span><span class="o">.</span><span class="n">_functools</span><span class="o">.</span><span class="n">cmp_to_key</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_compareItems</span><span class="p">))</span>
            <span 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="nb">len