/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 class="n">items</span><span class="p">)</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span>
                <span class="k">break</span>  <span class="c1"