class Konto:
    def __init__(self, i, k):
       self._inhaber = i 
       self._kontostand = k    

    def inhaber(self):
       return self._inhaber 
       
    def kontostand(self):
        return self._kontostand                  

k1 = Konto("Michael", 1234)
k2 = Konto("Fritz", 12340) 
print k1.kontostand()  
print k2.inhaber()