def METHOD_NAME():
    with pytest.raises(DagsterInvalidDefinitionError):
        @op(out=Out(List[Nothing]))
        def _():
            pass
    with pytest.raises(DagsterInvalidDefinitionError):
        @op(ins={"in": In(List[Nothing])})
        def _(_in):
            pass
    with pytest.raises(DagsterInvalidDefinitionError):
        @op(out=Out(Optional[Nothing]))
        def _():
            pass
    with pytest.raises(DagsterInvalidDefinitionError):
        @op(ins={"in": In(Optional[Nothing])})
        def _(_in):
            pass