dataset prepared for model training/testing</span>
<span class="sd">        &quot;&quot;&quot;</span>
        <span class="n">feature_desc</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">feature_des_builder</span><span class="p">()</span>
        <span class="n">raw_dataset</span> <span class="o">=</span> <span class="n">tf</span><span class="o">.</span><span class="n">data</span><span class="o">.</span><span class="n">TFRecordDataset</span><span class="p"