p">(),</span>
                                  <span class="bp">self</span><span class="o">.</span><span class="n">config</span><span class="o">.</span><span class="n">datasets</span><span class="o">.</span><span class="n">validation</span><span class="p">)</span>
        <span class="k">return</span> <span class="p">{</span>
            <span class="s1">&#39;idx&#39;</span><span class="p">:</span> <span class="n">batch</span><span class="p">[</span><span class="s1">&#39;idx&#39;</span><span class="p">],</