 class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">condition</span> <span class="o">==</span> <span class="s1">&#39;&lt;=&#39;</span><span class="p">:</span>
            <span class="bp">self</span><span class="o">.</span><span class="n">df</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">inputDF</span><span class="o">.</span><span class="n">query</span><span class="p">(</span><span class="sa">f</span><span class="s1"