(TranslationUnit
    [(Program
        print_it
        ()
        []
        []
        []
        [(SubroutineCall
            0
            print_int
            []
            []
            []
            []
            ()
        )]
        [(Subroutine
            print_int
            []
            []
            ()
            ()
            []
            []
            []
            [(Declaration
                (AttrType
                    TypeInteger
                    []
                    ()
                    ()
                    None
                )
                []
                [(a
                []
                []
                ()
                ()
                None
                ())]
                ()
            )]
            [(Assignment
                0
                a
                5
                ()
            )
            (Print
                0
                ()
                [a]
                ()
            )]
            []
            []
        )]
    )]
)
