Returns fixed commands script.

        If `settings.repeat` is `True`, appends command with second attempt
        of running fuck in case fixed command fails again.

def _get_script(self):
        """Returns fixed commands script.

        If `settings.repeat` is `True`, appends command with second attempt
        of running fuck in case fixed command fails again.

        """
        if settings.repeat:
            repeat_fuck = '{} --repeat {}--force-command {}'.format(
                get_alias(),
                '--debug ' if settings.debug else '',
                shell.quote(self.script))
            return shell.or_(self.script, repeat_fuck)
        else:
            return self.script