import requestsimport re#获取hush值和AlbumIDdef gethush():    global musicname    musicname = input('请输入您要下载的歌曲名字：')    url = 'http://songsearch.kugou.com/song_search_v2?callback=jQuery1910026785707623246724_1490845878865&keyword={}&page=1&pagesize=30&userid=-1&%20%20clientver=&platform=WebFilter&tag=em&filter=2&iscorrection=1&privilege_filter=0&_=1490845878887'.format(musicname)    response = requests.get(url)    html = response.text    pattern = '"FileHash":"(.*?)","SQPayType".*?"AlbumID":"(.*?)"'    hush = re.search(pattern,html).group(1)    album = re.search(pattern,html).group(2)    return hush#获取音乐下载链接def getmusicurl(hush):    url = 'http://www.kugou.com/yy/index.php?r=play/getdata&hash={}'.format(hush)    response = requests.get(url)    html = response.text    pattern = '"play_url":"(.*?)","authors"'    music_url = re.search(pattern,html).group(1)    return music_url#下载音乐def downloadmusic(url):    session = requests.Session()    url = url.replace('\\','')    r = requests.get(url)    with open(r'd:\mp3\%s.mp3' % musicname, "wb") as f:        for chunk in r.iter_content(chunk_size=512):            if chunk:                print('正在下载:%s'% musicname)                f.write(chunk)def main():    downloadmusic(getmusicurl(gethush()))if __name__ == '__main__':    main()