</span> <span class="n">cieobs</span> <span class="o">=</span> <span class="n">cieobs</span><span class="p">,</span> <span class="n">relative</span> <span class="o">=</span> <span class="kc">False</span><span class="p">)[</span><span class="o">...</span><span class="p">,</span><span class="mi">1</span><span class="p">:</span><span class="mi">2</span><span class="p">]</span>
        <span class="k">else</span><span class="p">:</span>
            <span class="n">Lb</span> <span class="o">=</span> <span class=