Add debug_artifact/src/debug_artifact/core.py
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debug_artifact/src/debug_artifact/core.py
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debug_artifact/src/debug_artifact/core.py
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import json
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import argparse
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import os
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from pathlib import Path
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from dataclasses import dataclass, asdict
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from typing import List, Dict, Any
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@dataclass
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class DebugInfo:
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"""Repräsentiert die Debug-Information über das schlimmste Mischfenster."""
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worst_mischfenster: float
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corr_id: str
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def create_debug_artifact(raw_events: List[Dict[str, Any]]) -> Dict[str, Any]:
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"""Erstellt ein Debug-JSON-Artefakt basierend auf Roh-Events unter Berücksichtigung von p95-basierten Worst-Case-Mischfenstern.
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Args:
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raw_events: Liste von Roh-Event-Daten, die Metriken und Mischfensterinformationen enthalten.
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Returns:
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dict: Ein Dictionary mit Debug-Informationen, das Felder zu 'worst_mischfenster' und 'corr_id' enthält.
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"""
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if not isinstance(raw_events, list):
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raise TypeError("raw_events muss eine Liste sein")
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if not raw_events:
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return asdict(DebugInfo(worst_mischfenster=0.0, corr_id="none"))
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# Validierung und Suche nach dem schlimmsten Mischfenster
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valid_events = []
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for event in raw_events:
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if not isinstance(event, dict):
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continue
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value = event.get("mischfenster") or event.get("p95")
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corr_id = event.get("corr_id") or event.get("id")
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if isinstance(value, (int, float)) and isinstance(corr_id, str):
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valid_events.append((float(value), corr_id))
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if not valid_events:
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return asdict(DebugInfo(worst_mischfenster=0.0, corr_id="none"))
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worst = max(valid_events, key=lambda x: x[0])
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debug_info = DebugInfo(worst_mischfenster=worst[0], corr_id=worst[1])
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result = asdict(debug_info)
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assert "worst_mischfenster" in result and "corr_id" in result, "Fehlende Debug-Info-Felder"
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return result
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def _parse_args() -> argparse.Namespace:
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parser = argparse.ArgumentParser(description="Erzeugt ein Debug-Artefakt aus Roh-Event-Daten.")
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parser.add_argument("--input", required=True, help="Pfad zur Eingabedatei mit Roh-Events im JSON-Format.")
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parser.add_argument("--output", required=True, help="Zielpfad für das erzeugte Debug-Artefakt.")
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return parser.parse_args()
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def _main() -> None:
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args = _parse_args()
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input_path = Path(args.input)
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output_path = Path(args.output)
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if not input_path.exists():
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raise FileNotFoundError(f"Eingabedatei nicht gefunden: {input_path}")
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with input_path.open("r", encoding="utf-8") as f:
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raw_events = json.load(f)
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debug_info = create_debug_artifact(raw_events)
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output_path.parent.mkdir(parents=True, exist_ok=True)
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with output_path.open("w", encoding="utf-8") as f:
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json.dump(debug_info, f, indent=2, sort_keys=True)
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if __name__ == "__main__":
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_main()
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