':return: é®é¢å³æ³šäººæ°
:rtype: int'

@property
@check_soup('_follower_num')
def follower_num(self):

    follower_num_block = self.soup.find('div', class_='zg-gray-normal')
    if ((follower_num_block is None) or (follower_num_block.strong is None)):
        return 0
    return int(follower_num_block.strong.text)
