 id="ensemble-length-syntax4">
<div class="line"><a class="reference internal" href="#ensemble-length-outputs-lengths"><span class="std std-ref">lengths</span></a> = obj.length(variables, <a class="reference internal" href="#ensemble-length-inputs-scope"><span class="std std-ref">scope</span></a>)</div>
<div class="line">= obj.length(variables, “used”|”u”|false)</div>
<div class="line">= obj.length(variables, “file”|”f”|true)</div>
</div>
</pre><p>Indicate the scope in which to interpret var