n class="p">]</span> <span class="o">=</span> <span class="n">y</span>
            <span class="n">items</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_frequentToCandidate</span><span class="p">(</span><span class="n">frequentSet</span><span class="p">,</span> <span class="n">i</span> <span class="o">+</span> <span class="mi">1</span><span class="p">)</span>
            <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span cl