p">:</span>
            <span class="n">results</span> <span class="o">=</span> <span class="p">[]</span>
            <span class="k">for</span> <span class="n">part</span> <span class="ow">in</span> <span class="n">vec_lists</span><span class="p">:</span>
                <span class="n">results</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">part</span><span class="p">)</span>

        <span class="k">return</span> <span class="n">results</span></div>

   