nb">list</span><span class="p">,</span> <span class="n">upper_bound</span><span class="p">:</span> <span class="nb">float</span><span class="p">,</span> <span class="n">lower_bound</span><span class="p">:</span> <span class="nb">float</span><span class="p">):</span>
        <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="fm">__init__</span><span class="p">(</span><span class="n">variables</span><span class="p">)</span>

        <span class="k">assert</span> <span c