ansys.scade.apitools.create.expression.create_pre
=================================================

.. py:function:: ansys.scade.apitools.create.expression.create_pre(*args: List[EX]) -> ET

   
   Return the expression tree for the pre operator.


   :Parameters:

       **args** : :obj:`List`\[:obj:`EX`]
           Input flows.



   :Returns:

       :obj:`ET`
           ..











   ..
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