def convert_url(url):
    r = ""
    try:
        r = requests.get(url, proxies=proxies)  #, request_timeout=30)
    except requests.exceptions.ProxyError:
        url = ""
    else:
        url = r.url
    url = r.url
    char_num = url.find("?")
    url = url[0:char_num]
    return url