导出可访问性树

该 shot-scraper accessibility 命令将指定 URL 的 Chromium 可访问性树以 JSON 格式导出。

shot-scraper accessibility https://datasette.com.cn/

使用 -o filename.json 将输出写入文件而不是显示它。

添加 --javascript SCRIPT 以在截屏前执行自定义 JavaScript。

shot-scraper accessibility --help

此命令的完整 --help 信息

Usage: shot-scraper accessibility [OPTIONS] URL

  Dump the Chromium accessibility tree for the specifed page

  Usage:

      shot-scraper accessibility https://datasette.io/

Options:
  -a, --auth FILENAME    Path to JSON authentication context file
  -o, --output FILENAME
  -j, --javascript TEXT  Execute this JS prior to taking the snapshot
  --timeout INTEGER      Wait this many milliseconds before failing
  --log-console          Write console.log() to stderr
  --fail                 Fail with an error code if a page returns an HTTP error
  --skip                 Skip pages that return HTTP errors
  --bypass-csp           Bypass Content-Security-Policy
  --auth-password TEXT   Password for HTTP Basic authentication
  --auth-username TEXT   Username for HTTP Basic authentication
  --help                 Show this message and exit.