http.py 文件源码

def get_proxy(url, orig_type):
    proxy_type, user, password, hostport = _parse_proxy(url)
    proxy_url = urlunparse((proxy_type or orig_type, hostport, '', '', '', ''))

    if user and password:
        user_pass = '%s:%s' % (unquote(user), unquote(password))
        creds = base64.b64encode(force_bytes(user_pass)).strip()
    else:
        creds = None

    return creds, proxy_url