old_contents: class BaseBox(object):
      pass
  
  
  class Token(BaseBox):
      def __init__(self, name, value, source_pos=None):
          BaseBox.__init__(self)
          self.name = name
          self.value = value
          self.source_pos = source_pos
  
      def __eq__(self, other):
          return self.name == other.name and self.value == other.value
  
      def gettokentype(self):
          return self.name
  
      def getsourcepos(self):
          return self.source_pos
  
      def getstr(self):
          return self.value
  
  
  class SourcePosition(object):
      def __init__(self, idx, lineno, colno):
          self.idx = idx
          self.lineno = lineno
          self.colno = colno
  
new_contents: class BaseBox(object):
      pass
  
  
  class Token(BaseBox):
      def __init__(self, name, value, source_pos=None):
          self.name = name
          self.value = value
          self.source_pos = source_pos
  
      def __eq__(self, other):
          return self.name == other.name and self.value == other.value
  
      def gettokentype(self):
          return self.name
  
      def getsourcepos(self):
          return self.source_pos
  
      def getstr(self):
          return self.value
  
  
  class SourcePosition(object):
      def __init__(self, idx, lineno, colno):
          self.idx = idx
          self.lineno = lineno
          self.colno = colno
  
subject: Drop the __init__ call to object.__init__, RPython doesn't like it and it doesn't doa nything