)]}'
{
  "commit": "eba9a4c39211b358437abd05be638f9996d236db",
  "tree": "b0118c836119191c38df203f3dcb2333ef8e0dec",
  "parents": [
    "09283a7ae100bd2b61f1acdf11a3bbe9452c2cb1"
  ],
  "author": {
    "name": "Shantanu",
    "email": "12621235+hauntsaninja@users.noreply.github.com",
    "time": "Fri Jan 30 12:07:56 2026 -0800"
  },
  "committer": {
    "name": "GitHub",
    "email": "noreply@github.com",
    "time": "Fri Jan 30 12:07:56 2026 -0800"
  },
  "message": "Better model runtime in isinstance and type checks (#20675)\n\nWe now more accurately model reachability for impossible checks. We also\navoid allowing tuples and X | Y syntax in situations where they don\u0027t\nwork at runtime.",
  "tree_diff": [
    {
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}