This is Lisp in Python: Checkout hy at http://docs.hylang.org/en/latest/

car.hy

(defclass Car []
    [[--init--
        (fn [self max-speed max-speedup]
            (def self.speed 0)
            (def self.max max-speed)
            (def self.max-add max-speedup)
            None)]
     [gas
        (fn [self speedup]
            (do
                (if (>= speedup self.max-add)
                    (+= self.speed self.max-add)
                    (+= self.speed self.speedup))
                (if (>= self.speed self.max)
                    (def self.speed self.max))
                self.speed))]
     [break
        (fn [self]
            (do
                (-= self.speed 30)
                (if (< self.speed 0) (def self.speed 0))
                self.speed))]
     [--str--
        (fn [self]
            (.format "Das Auto fährt {} km/h schnell." self.speed))]
    ])

(def auto (Car 200 50))
(print auto)
(.gas auto 70)
(print auto)
(.break auto)
(print auto)


; Das Auto fährt 0 km/h schnell.
; Das Auto fährt 50 km/h schnell.
; Das Auto fährt 20 km/h schnell.

This is Lisp in Python: Checkout hy