lang.py 文件源码

def convert(self, ctx, arg):
        if arg == 'default':
            return ''
        if len(arg) != 5:
            raise commands.BadArgument('Languages are 5 letters long, like so: `en-US`')
        if not os.path.isfile(f'./resources/lang/{arg}.yml'):
            raise commands.BadArgument('That language isn\'t supported.')
        return arg