)]}'
{
  "commit": "560738126e42208e71fa372c2826f9ccda3e4068",
  "tree": "6ce34335e960268c36fd88b73972446b2fb53b34",
  "parents": [
    "2cd747b89bd5e0ad06edc506bb62a7c5e40e02cc"
  ],
  "author": {
    "name": "Alex Malyshev",
    "email": "lex.malyshev@gmail.com",
    "time": "Thu Oct 08 21:32:33 2026"
  },
  "committer": {
    "name": "GitHub",
    "email": "noreply@github.com",
    "time": "Thu Oct 08 21:32:33 2026"
  },
  "message": "gh-156491: Avoid KeyErrors in os._Environ.get() and __contains__() (GH-156492)\n\nImplement get() and __contains__() on os._Environ directly, which cuts out the\ncost of raising and catching a KeyError when the keys do not exist.",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "87547e369db817ccc36b81eba2fd560345463d98",
      "old_mode": 33188,
      "old_path": "Lib/os.py",
      "new_id": "98d476f98419b2073d5f96a19b3bb5d1f8369068",
      "new_mode": 33188,
      "new_path": "Lib/os.py"
    }
  ]
}