dictions</span> <span class="o">=</span> <span class="kc">None</span>

        <span class="c1"># The array of predicted values calculated using the validate function</span>
        <span class="bp">self</span><span class="o">.</span><span class="n">val_predictions</span> <span class="o">=</span> <span class="kc">None</span>

        <span class="c1"># The array of predicted values calculated using the evaluate function</span>
        <span class="bp">self</span><span class="o">.</span><span class="n">test_