:class:`NullExpression` ======================= .. py:class:: ansys.sam.sysml2.meta_model.null_expression.NullExpression(id: str) Bases: :py:obj:`ansys.sam.sysml2.meta_model.expression.Expression` Java class 'com.ansys.medini.metamodel.sysml.NullExpression'. .. !! processed by numpydoc !! Import detail ------------- .. code-block:: python from ansys.sam.sysml2.meta_model.null_expression import NullExpression