old_contents: import string
  
  
  class Steckerbrett:
      def __init__(self):
          pass
  
  
  class Walzen:
      def __init__(self):
          pass
  
  
  class Enigma:
      def __init__(self):
          pass
  
      def cipher(self, message):
          pass
new_contents: import string
  
  
  class Steckerbrett:
      def __init__(self):
          pass
  
  
  class Umkehrwalze:
      def __init__(self, wiring):
          self.wiring = wiring
  
      def encode(self, letter):
          return self.wiring[string.ascii_uppercase.index(letter)]
  
  
  class Walzen:
      def __init__(self):
          pass
  
  
  class Enigma:
      def __init__(self):
          pass
  
      def cipher(self, message):
          pass
subject: Create class for the reflectors