/span><span class="p">[</span><span class="s2">&quot;theta&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">shape</span><span class="p">)</span>  <span class="c1"># (3,)</span>
<span class="gp">&gt;&gt;&gt; </span><span class="nb">print</span><span class="p">(</span><span class="s2">&quot;threshold&quot;</span> <span class="ow">in</span> <span class="n">params</span><span class="p">)</span>  <span class="c1"># True</span>
<span class="gp">&gt;&gt;&gt; </span><span class="nb">print