class="o">.</span><span class="n">update</span><span class="p">({</span>
<span class="gp">... </span>    <span class="s2">&quot;L&quot;</span><span class="p">:</span> <span class="mf">15.0</span><span class="p">,</span>      
<span class="gp">... </span>    <span class="s2">&quot;alpha&quot;</span><span class="p">:</span> <span class="mf">0.95</span>  
<span class="gp">... </span><span class="p">})</span>
<span class="gp">&gt;&gt;&gt; </span><span class="n">model</span><span class="o">.</span><span class="n