class="n">xyzw</span><span class="o">-</span><span class="n">xyz_</span><span class="p">)</span>
    
    <span class="c1"># test 2:</span>
    <span class="c1">#cieobs = &#39;2006_10&#39;</span>
    <span class="n">Lb</span> <span class="o">=</span> <span class="n">np2d</span><span class="p">([</span><span class="mi">100</span><span class="p">])</span>
    <span class="n">wlr</span> <span class="o">=</span> <span class="n">getwlr</span><span class="p">(</span><span class="n">_CAM18SL_WL3</span><span class=