 class="mf">1.5</span><span class="p">})</span>  <span class="c1"># Invalid value</span>
<span class="gt">Traceback (most recent call last):</span>
<span class="w">    </span><span class="o">...</span>
<span class="gr">CVaRDROError</span>: <span class="n">Risk parameter &#39;alpha&#39; must be in the range (0, 1].</span>
</pre></div>
</div>
</dd>
</dl>
<div class="admonition note">
<p class="admonition-title">Note</p>
<ul class="simple">
<li><p>Decreasing <code class="docutils literal notranslate"><span cla