':return: ç­æ¡äœè
:rtype: Author'

@property
@check_soup('_author')
def author(self):

    from .author import Author
    author = self.soup.find('div', class_='zm-item-answer-author-info')
    (url, name, motto, photo) = parser_author_from_tag(author)
    if (name == '\xe5\x8c\xbf\xe5\x90\x8d\xe7\x94\xa8\xe6\x88\xb7'):
        return ANONYMOUS
    else:
        return Author(url, name, motto, photo_url=photo, session=self._session)
