s.</span>

<span class="sd">    marsclass : str</span>
<span class="sd">        ECMWF data classification identifier.</span>

<span class="sd">    purefc : int</span>
<span class="sd">        Switch for definition of pure forecast mode or not.</span>

<span class="sd">    maxstep : str</span>
<span class="sd">        The maximum forecast time step in hours from the forecast base time.</span>
<span class="sd">        This is the maximum step for non-flux (accumulated) forecast data.</span>

<span class="sd">