out) :: a
        integer length
        length = size(a)
      end function

      subroutine get_inv_arr_size_{count}(a, n)
        integer :: n
        ! the value of n is computed in f2py wrapper
        !f2py intent(out) n
        integer, dimension({dimspec}), intent(in) :: a
      end subroutine
    )Ú