https://rdrr.io/r/base/list.html" class="external-link">list</a></span><span class="op">(</span></span>
<span>    <span class="co"># Existing models...</span></span>
<span>    <span class="st">"newprovider-model"</span> <span class="op">=</span> <span class="st">"newprovider"</span></span>
<span>  <span class="op">)</span></span>
<span></span>
<span>  <span class="va">provider</span> <span class="op">&lt;-</span> <span class="va">model_mapping</span><span class="op">[[</span><span class="va">model</span><sp