="n">delta</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span> <span class="n">seed</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span> <span class="n">verbose</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>

        <span class="c1"># Check that $f$ values are only integers</span>
        <span class="k">if</span> <span class="ow">not</span> <span class="nb">all</span><span class="p">([</span><span class=