common.py 文件源码

def get_url_file_size(url, proxies=None):
    """???????????????KB

    :param proxies:
    :param url:
    :return:
    """
    r = requests.head(url=url, proxies=proxies, timeout=3.0)

    while r.is_redirect:  # ??????
        # print 'got'
        # print r.headers['Location']
        r = requests.head(url=r.headers['Location'], proxies=proxies, timeout=3.0)
    # print r.headers
    # print r.headers['Content-Length']
    return int(r.headers['Content-Length']) / 1024