Python下载b站视频

import subprocess
from pprint import pprint

import requests
import re, json

url = 'https://www.bilibili.com/video/BV1JL411G7u1?spm_id_from=333.999.0.0'
headers = {
    'referer': 'https://www.bilibili.com/',
    'user-agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36'
}

res = requests.get(url, headers=headers)
# print(res.text)
html = res.text
# 标题
# title = re.findall('title="(.*?)" class="video-title">', html)
title = re.findall('"true">(.*?)_哔哩哔哩', html)[0]
str_data = re.findall('__playinfo__=(.*?)</script>', html)[0]
# print(html)
# print("---------------")
# # print(title)
# # print("---------------")
data = json.loads(str_data)
# pprint(data)

audio_url = data['data']['dash']['audio'][0]['backupUrl'][0]
video_url = data['data']['dash']['video'][0]['backupUrl'][0]
print(audio_url)
print(video_url)

audio_content = requests.get(audio_url, headers=headers).content
video_content = requests.get(video_url, headers=headers).content

with open(f'./{title}.mp3', 'ab') as f:
    f.write(audio_content)

with open(f'./{title}.mp4', 'ab') as f:
    f.write(video_content)

# 合并音频和视频  需要ffmpeg  并添加环境变量
cmd = f"ffmpeg -i {title}.mp4 -i {title}.mp3 -c:v copy -c:a aac -strict experimental {title}out.mp4"
subprocess.run(cmd, shell=True)