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- """CLI job result helpers: logging, JSON stdout, exit code contract."""
- from __future__ import annotations
- import json
- import logging
- import sys
- from collections.abc import Callable
- from typing import Any
- def configure_cli_logging() -> None:
- logging.basicConfig(
- level=logging.INFO,
- format="%(asctime)s [%(levelname)s] %(name)s: %(message)s",
- )
- def emit_and_exit(result: Any) -> None:
- """Print one JSON line to stdout; exit 1 when result.success is False."""
- print(json.dumps(result, ensure_ascii=False, default=str))
- if isinstance(result, dict) and result.get("success") is False:
- sys.exit(1)
- sys.exit(0)
- def run_cli(action: Callable[[], Any], *, label: str) -> None:
- """Configure logging, run action, emit JSON result, and exit."""
- configure_cli_logging()
- try:
- emit_and_exit(action())
- except Exception as exc:
- logging.exception("%s failed", label)
- emit_and_exit({"success": False, "error": str(exc)})
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