uot;</span><span class="p">)</span>

    <span class="k">def</span> <span class="nf">_creatingFrequentItems</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">tuple</span><span class="p">:</span>
<span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
<span class="sd">        This function creates frequent items from _database.</span>
<span class="sd">        :return: frequentTidData that stores frequent items an