爬取kw音乐

1. headers
2. JS逆向

import requests

searchkey=input('请输入歌手名字：')
headers={
    'Cookie': 'kw_token=HJFZGV04WSS',
    # 主机域名
    'Host': 'www.kuwo.cn',
    # 认证令牌
    'csrf': 'HJFZGV04WSS',
    # 防盗链
    'Referer': 'http://www.kuwo.cn/search/list?key=%E5%91%A8%E6%9D%B0%E4%BC%A6',
    # 浏览器信息
    'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.71 Safari/537.36'
}

url=f'http://www.kuwo.cn/api/www/search/searchMusicBykeyWord?key={searchkey}&pn=1&rn=30'
response=requests.get(url,headers=headers)
json_data=response.json()
# 每个li的信息
song_list=json_data['data']['list']

# 歌曲信息
song_info=[]
count=1
for song in song_list:
    album=song['album']
    artist=song['artist']
    name=song['name']
    rid=song['rid']
    song_info.append([count,name,album,artist,rid])
    count+=1

for row in song_info:
    print(row)

# 下载
while True:
    index=eval(input('请输入下载歌曲序号(-1退出)'))
    if index==-1:
        break
    row=song_info[index-1]
    song_url=f'https://www.kuwo.cn/api/v1/www/music/playUrl?mid={row[4]}&type=convert_url'
    download_url=requests.get(song_url, headers=headers).json()['data']['url']

    song_data=requests.get(download_url).content

    with open(f'./download/{row[1]}-{row[2]}.mp3', mode='wb') as f:
        f.write(song_data)
    print(f'{row[1]}下载完成')