"n">prepare_batch_if_necessary</span><span class="p">(</span>
            <span class="nb">input</span><span class="p">,</span>
            <span class="n">point_dimension</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">point_dimension</span><span class="p">)</span>

        <span class="n">batch</span> <span class="o">=</span> <span class="n">batch</span><span class="o">.</span><span class="n">unsqueeze</span><span class="p">(</span><span class="mi">1</span