 class="r-in"><span><span class="co">## ------------------------------------------------</span></span></span>
<span class="r-in"><span><span class="co">## Method `KNNTrainer$new`</span></span></span>
<span class="r-in"><span><span class="co">## ------------------------------------------------</span></span></span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/utils/data.html" class="external-link">data</a></span><span class="op">(</span><span cla