et</span><span class="p">,</span> <span class="n">unlabeled_dataset</span><span class="p">,</span> <span class="n">net</span><span class="p">,</span> <span class="n">nclasses</span><span class="p">,</span> <span class="n">args</span><span class="p">)</span>
        
        <span class="k">if</span> <span class="s1">&#39;grad_embedding&#39;</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">args</span><span class="p">:</span>
            <span class="bp">self</span><span class="o"