chromium/third_party/blink/web_tests/external/wpt/docs/commands.json

{
  "build-docs": {
    "path": "frontend.py",
    "parser": "get_parser",
    "script": "build",
    "help": "Build documentation",
    "virtualenv": true,
    "requirements": [
      "requirements.txt"
    ]
  }
}