new_contents: # -*- coding: utf-8 -*-
  
  
  class Type(object):
  
      @property
      def python_type(self):
          raise NotImplementedError
  
  
  class Integer(Type):
  
      @property
      def python_type(self):
          return int
  
  
  class String(Type):
  
      @property
      def python_type(self):
          return str
  
  
  class Unicode(Type):
  
      @property
      def python_type(self):
          return unicode
  
  
  class List(Type):
  
      @property
      def python_type(self):
          return list
  
subject: add types