s="sourceLine" id="cb193-6" title="6"></a>
<a class="sourceLine" id="cb193-7" title="7">  <span class="co"># forward options using x</span></a>
<a class="sourceLine" id="cb193-8" title="8">  x =<span class="st"> </span><span class="kw">list</span>(</a>
<a class="sourceLine" id="cb193-9" title="9">    <span class="dt">configs =</span> <span class="kw">list</span>(...), <span class="co"># pass to configs</span></a>
<a class="sourceLine" id="cb193-10" title="10">    <span class="dt">data =</span> data,</a>
<a 