How to use the ykdl.extractors.iqiyi.util.get_macid function in ykdl

def getvps(tvid, vid):
    tm = int(time.time() * 1000)
    host = 'http://cache.video.qiyi.com'
    params = {
        'tvid': tvid,
        'vid': vid,
        'v': 0,
        'qypid': '{}_12'.format(tvid),
        'src': '01012001010000000000',
        't': tm,
        'k_tag': 1,
        'k_uid': get_macid(),
        'rs': 1,
    }
    src = '/vps?{}'.format(urlencode(params))
    vf = md5x(src)
    req_url = '{}{}&vf={}'.format(host, src, vf)
    html = get_content(req_url)
    return json.loads(html)

def getdash(tvid, vid, bid=500):
    tm = int(time.time() * 1000)
    host = 'https://cache.video.iqiyi.com'
    params = {
        #'uid': '',
        'k_uid': get_macid(), # necessary
        #'dfp': dfp,
        #'pck': '',
        #'bop': '{{"version":"10.0","dfp":"{dfp}"}}'.format(dfp=dfp),
        # keys above are relative to cookies
        'tvid': tvid,
        'bid': bid,
        'vid': vid,
        'src': '01010031010000000000',
        'vt': 0,
        'rs': 1,
        'ori': 'pcw',
        'ps': 1,
        'pt': 0,
        'd': 0,
        's': '',
        'lid': '',

def getlive(vid):
    tm = time.time()
    host = 'https://live.video.iqiyi.com'
    params = {
        'lp': vid,
        'src': '01010031010000000000',
        'uid': '',
        'rateVers': 'PC_QIYI_3',
        'k_uid': get_macid(24),
        'qdx': 'n',
        'qdv': 3,
        'qd_v': 1,
        'dfp': get_random_str(66),
        'v': 1,
        'k_err_retries': 0,
        'tm': int(tm + 1),
    }
    src = '/live?{}'.format(urlencode(params))
    vf = cmd5x(src)
    req_url = '{}{}&vf={}'.format(host, src, vf)
    st = int(tm * 1000)
    et = int((tm + 1296000) * 1000)
    c_dfp = '__dfp={}@{}@{}'.format(params['dfp'], et, st)
    add_header('Cookie', c_dfp)
    html = get_content(req_url)