'op'>%&gt;%</span>
  <span class='fu'><a href='fit.html'>fit</a></span><span class='op'>(</span>
    <span class='va'>x_train</span>,
    <span class='va'>y_train</span>,
    validation_data <span class='op'>=</span> <span class='fu'><a href='https://rdrr.io/r/base/list.html'>list</a></span><span class='op'>(</span><span class='va'>x_test</span>, <span class='va'>y_test</span><span class='op'>)</span>
  <span class='op'>)</span>

<span class='co'># Predict with the best model</span>
<span class='op'>(</span