python使用you-get批量下载网站视频

偶然在CSDN上发现有人使用一个叫做you-get的python第三方库，按他的说法基本上可以满足对于主流网站上的视频的批量下载以及单独下载，包括但不限于YouTube，Twitter，bilibili，爱奇艺，腾讯视频等等平台。

@[toc]

github中文说明

中文说明

具体实践

1. 命令行安装you-get

pip install you-get

我已经安装成功。

2. 爬取某一个B站视频，默认爬取的都是最高画质

C:\Users\lenovo>you-get https://www.bilibili.com/video/BV1pV411y7E8
site:                Bilibili
title:               【官方双语】汉明码part2，优雅的全貌
stream:
    - format:        dash-flv
      container:     mp4
      quality:       高清 1080P
      size:          43.6 MiB (45766253 bytes)
    # download-with: you-get --format=dash-flv [URL]

Downloading 【官方双语】汉明码part2，优雅的全貌.mp4 ...
 100% ( 43.6/ 43.6MB) ├████████████████████████████████████████┤[2/2]    7 MB/s
Merging video parts... Merged into 【官方双语】汉明码part2，优雅的全貌.mp4

Downloading 【官方双语】汉明码part2，优雅的全貌.cmt.xml ...

3. 批量爬取B站视频

E:\>you-get --playlist -o E:\bilibili https://www.bilibili.com/video/BV1pV411y7E8
site:                Bilibili
title:               【官方双语】汉明码part2，优雅的全貌 (P1. 汉明码part2，优雅的全貌)
stream:
    - format:        dash-flv
      container:     mp4
      quality:       高清 1080P
      size:          43.6 MiB (45766253 bytes)
    # download-with: you-get --format=dash-flv [URL]

Downloading 【官方双语】汉明码part2，优雅的全貌 (P1. 汉明码part2，优雅的全貌).mp4 ...
98.6% ( 43.0/ 43.6MB) ├████████████████████████████████████████┤[2/2]  581 kB/s

4. 表示

-playlist 批量下载
-o E:bilibili 指定下载位置
-i 获取视频或图片信息（-info）
--player/-p 将视频喂进播放器在线观看

optional arguments:
  -V, --version         Print version and exit
  -h, --help            Print this help message and exit

Dry-run options:
  (no actual downloading)

  -i, --info            Print extracted information
  -u, --url             Print extracted information with URLs
  --json                Print extracted URLs in JSON format

Download options:
  -n, --no-merge        Do not merge video parts
  --no-caption          Do not download captions (subtitles, lyrics, danmaku, ...)
  -f, --force           Force overwriting existing files
  --skip-existing-file-size-check
                        Skip existing file without checking file size
  -F STREAM_ID, --format STREAM_ID
                        Set video format to STREAM_ID
  -O FILE, --output-filename FILE
                        Set output filename
  -o DIR, --output-dir DIR
                        Set output directory
  -p PLAYER, --player PLAYER
                        Stream extracted URL to a PLAYER
  -c COOKIES_FILE, --cookies COOKIES_FILE
                        Load cookies.txt or cookies.sqlite
  -t SECONDS, --timeout SECONDS
                        Set socket timeout
  -d, --debug           Show traceback and other debug info
  -I FILE, --input-file FILE
                        Read non-playlist URLs from FILE
  -P PASSWORD, --password PASSWORD
                        Set video visit password to PASSWORD
  -l, --playlist        Prefer to download a playlist
  -a, --auto-rename     Auto rename same name different files
  -k, --insecure        ignore ssl errors

Proxy options:
  -x HOST:PORT, --http-proxy HOST:PORT
                        Use an HTTP proxy for downloading
  -y HOST:PORT, --extractor-proxy HOST:PORT
                        Use an HTTP proxy for extracting only
  --no-proxy            Never use a proxy
  -s HOST:PORT or USERNAME:PASSWORD@HOST:PORT, --socks-proxy HOST:PORT or USERNAME:PASSWORD@HOST:PORT
                        Use an SOCKS5 proxy for downloading