def validate_options(self):
        """
        Validate options
        """
        for option in self._option_list:
            # validate options
            if option.required and self._results not in option.key:
                raise RuntimeError('Option %s is required.' % option.name)
dataset/ETHPy150Open lepture/terminal/terminal/command.py/Command.validate_options/swapped operands of `not in`