{
  "approach": "Locate where `UnusedVariable` messages are generated\u2014likely during symbol table cleanup after analyzing assignments. Skip adding the message if the variable name equals `'_'.",
  "files_to_edit": [
    "pyflakes/checker.py"
  ],
  "finish_reason": "stop",
  "hypothesis": "Modify `messages.UnusedVariable` to exclude variables named `_`. The logic likely resides in `checker.py`, where assignments are tracked. Override the reporting condition to skip when the variable name is `'_'.",
  "retries": {},
  "usage": {
    "completion": 103,
    "prompt": 6161,
    "reasoning": 0
  }
}