code: def get_string(self, origin=None):
          
  
          token = self.get().unescape()
          if not (token.is_identifier() or token.is_quoted_string()):
              raise dns.exception.SyntaxError('expecting a string')
          return token.value
docs: Read the next token and interpret it as a string.
  
          @raises dns.exception.SyntaxError:
          @rtype: string