pan>
                <span class="k">continue</span>
            <span class="n">tidSetI</span> <span class="o">=</span> <span class="n">tidSets</span><span class="p">[</span><span class="n">i</span><span class="p">]</span>
            <span class="n">classItemSets</span> <span class="o">=</span> <span class="p">[]</span>
            <span class="n">classTidSets</span> <span class="o">=</span> <span class="p">[]</span>
            <span class="n">itemSetX</span> <span class="o">=</span> <span class="p">[</s