text: class X:
      def met(self):
          print("X OK")
  
  class Y:
      def met(self):
          print("Y OK")
  
  
  class Z(X,Y):
      def met(self):
          print("z ok")
          super(Z, self).met()
          #super().nesne()
  
  class A(Z):
      def met(self):
          print("a ok")
          super(A,self).met()
         
  
  object = A()
  object.met()
  
   #y OK gor