python爬虫爬取歌曲下载

以下是使用Python爬虫爬取歌曲下载链接的步骤：

1. 导入必要的库

import requests
from bs4 import BeautifulSoup

2. 获取歌曲页面的HTML代码

url = 'http://www.example.com/songs/12345'
response = requests.get(url)
html = response.text

3. 解析HTML代码，获取歌曲下载链接

soup = BeautifulSoup(html, 'html.parser')
download_link = soup.find('a', {'class': 'download-link'})['href']

4. 下载歌曲

response = requests.get(download_link)
with open('song.mp3', 'wb') as f:
    f.write(response.content)