an><span class="n">_save</span><span class="p">(</span><span class="kc">None</span><span class="p">,</span> <span class="n">itemSetX</span><span class="p">,</span> <span class="n">tidSetI</span><span class="p">)</span>
        <span class="bp">self</span><span class="o">.</span><span class="n">_removeFalsePositives</span><span class="p">()</span>
        <span class="nb">print</span><span class="p">(</span><span class="s2">&quot;Frequent patterns were generated from uncertain databases successfully using PU