level is</span>
<span class="sd">    one of the available maximum levels.</span>

<span class="sd">    Parameters</span>
<span class="sd">    ----------</span>
<span class="sd">    levelist : str</span>
<span class="sd">        Specifies the level list.</span>
<span class="sd">        Examples: model level: 1/to/137, pressure levels: 500/to/1000</span>

<span class="sd">    level : str</span>
<span class="sd">        Specifies the maximum level.</span>

<span class="sd">    Return</span>
<span class="sd">  