>IN_CH</span> <span class="o">=</span> <span class="mi">3</span>
<span class="n">IMG_SIZE</span> <span class="o">=</span> <span class="mi">128</span>
<span class="n">OUT_CH</span> <span class="o">=</span> <span class="mi">128</span>
<span class="n">BATCH_SIZE</span> <span class="o">=</span> <span class="mi">1</span>

<span class="k">class</span><span class="w"> </span><span class="nc">Model</span><span class="p">(</span><span class="n">torch</span><span class="o">.</span><span class="n">nn</span><span class