# request.is_secure()    #如果是https则为True，反之为False    http = urlsplit(request.build_absolute_uri(None)).scheme    #获得当前的HTTP或HTTPS    host = request.META['HTTP_HOST']    #获取当前域名    shorturl = http + '://' + host + '/' + shorturl1 + '/'    # shorturl = re.search(r'http[s]?://[^/]+', url).group()+'/'+shorturl1+'/'