span>
        <span class="n">batch</span><span class="p">,</span> <span class="n">not_dummy_points</span><span class="p">,</span> <span class="n">max_points</span><span class="p">,</span> <span class="n">batch_size</span> <span class="o">=</span> <span class="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">.</spa