def filter_tags(List):
    """　过滤掉无意义的标签,如['帮助中心','FAQ']等

    Args:
        List: 过滤前的标签集合

    Returns：
        tagList: 过滤了无意义的taglist
    """
    useless_tags = ['帮助中心','FAQ', '常见问题', '借口参考']
    tagList = []
    for tag in List:
        if tag not in useless_tags:
            tagList.append(tag)

    # for tag in tagList:
    #     print(tag + ' ', end='')
    # print()
    return tagList