code: def error(self, msg):
          '''Raise a ConfigParseError at the current input position'''
          if self.finished():
              raise ConfigParseError("Unexpected end of input; %s" % (msg,))
          else:
              t = self.peek()
              raise ConfigParseError("Unexpected token %s; %s" % (t, msg)f error(self, msg):
          '''Raise a ConfigParseError at the current input position'''
          if self.finished():
              raise ConfigParseError("Unexpected end of input; %s" % (msg,))
          else:
              t = self.peek()
              raise ConfigParseError("Unexpected token %s; %s" % (t, msg))
docs: Raise a ConfigParseError at the current input position