>items</span><span class="p">():</span>
            <span class="n">dist_type</span> <span class="o">=</span> <span class="n">prop_grid</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;type&quot;</span><span class="p">)</span>
            <span class="n">valid_dist_types</span> <span class="o">=</span> <span class="nb">set</span><span class="p">([</span><span class="s2">&quot;continuous&quot;</span><span class="p">,</span> <span class="s2">&quot;discrete