class Fruit(Object):
   _keyword = None
   def use(self):
      if self._keyword == 'tasty':
          print('Close your eyes and enjoy the flavour')
      else:
          print('Shut up and eat')

class Orange(Fruit):
    _keyword = 'tasty'

class Banana(Fruit):
    _keyword = 'Not too tasty'

class Coconut(Fruit):
    _keyword = 'Hard'
    def use(self):
        print('This thing is {}, Smash someone's head'.format(self._keyword))