>.</span><span class="n">size</span><span class="p">(</span><span class="mi">1</span><span class="p">)</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</span><span class="p">(</span>
            <span class="nb">input</span><span class="p">,</span>
            <span class="n">poin