ss="n">model</span> <span class="o">==</span> <span class="s1">&#39;vgg19&#39;</span><span class="p">):</span>
        <span class="kn">import</span> <span class="nn">deeprobust.image.netmodels.vgg</span> <span class="k">as</span> <span class="nn">MODEL</span>
        <span class="n">train_net</span> <span class="o">=</span> <span class="n">MODEL</span><span class="o">.</span><span class="n">VGG</span><span class="p">(</span><span class="s1">&#39;VGG19&#39;</span><span class="p">)</span><span class="o">.</s