"kn">import</span><span class="w"> </span><span class="nn">cfr</span>
</pre></div>
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<p>in Python.</p>
<p>If you’d like to also enable the usage of more advanced Proxy System Models in addition to linear regression based models, which requires some extra dependencies, simply</p>
<div class="highlight-bash notranslate"><div class="highlight"><pre><span></span>pip<span class="w"> </span>install<span class="w"> </span><span class="s2">&quot;cfr[psm]&quot;</span>
</pre></div>
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<p>and, you are ready