n, will use
calc_key field in params if it exists, or leave the key value
unchanged.</p></li>
</ul>
</dd>
</dl>
</dd></dl>

<dl class="py method">
<dt class="sig sig-object py" id="iprPy.calculation.diatom_scan.DiatomScan.DiatomScan.master_prepare_inputs">
<span class="sig-name descname"><span class="pre">master_prepare_inputs</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">branch</span></span><span class="p"><span class="pre">:</span></span><span class="