亲自使用过，太好用了

# 导入requests模块，模拟发送请求

import requests

# 导入json

import json

# 导入re

import re

# 定义请求头

headers = {

'Accept': '*/*',

'Accept-Language': 'en-US,en;q=0.5',

'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36'

}

# 正则表达式，根据条件匹配出值

def my_match(text, pattern):

match = re.search(pattern, text)

print(match.group(1))

print()

return json.loads(match.group(1))

def download_video(old_video_url, video_url, audio_url, video_name):

headers.update({"Referer": old_video_url})

print("开始下载视频：%s" % video_name)

video_content = requests.get(video_url, headers=headers)

print('%s视频大小：' % video_name, video_content.headers['content-length'])

audio_content = requests.get(audio_url, headers=headers)

print('%s音频大小：' % video_name, audio_content.headers['content-length'])

# 下载视频开始

received_video = 0

with open('%s_video.mp4' % video_name, 'ab') as output:

while int(video_content.headers['content-length']) > received_video:

headers['Range'] = 'bytes=' + str(received_video) + '-'

response = requests.get(video_url, headers=headers)

output.write(response.content)

received_video += len(response.content)

# 下载视频结束

# 下载音频开始

audio_content = requests.get(audio_url, headers=headers)

received_audio = 0

with open('%s_audio.mp4' % video_name, 'ab') as output:

while int(audio_content.headers['content-length']) > received_audio:

# 视频分片下载

headers['Range'] = 'bytes=' + str(received_audio) + '-'

response = requests.get(audio_url, headers=headers)

output.write(response.content)

received_audio += len(response.content)

# 下载音频结束

return video_name

if __name__ == '__main__':

# 换成你要爬取的视频地址

url ='https://www.bilibili.com/video/BV1zK4y1B7Z8/?share_source=copy_web'

# 发送请求，拿回数据

res = requests.get(url, headers=headers)

# 视频详情json

playinfo = my_match(res.text, '__playinfo__=(.*?)