Add outlier_analysis/src/outlier_analysis/cli.py
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outlier_analysis/src/outlier_analysis/cli.py
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outlier_analysis/src/outlier_analysis/cli.py
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import argparse
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import json
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from pathlib import Path
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from typing import Any
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from outlier_analysis.core import analyze_outliers
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def _validate_path(path_str: str, must_exist: bool = True) -> Path:
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path = Path(path_str)
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if must_exist and not path.exists():
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raise FileNotFoundError(f"Datei nicht gefunden: {path}")
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return path
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def _load_json(path: Path) -> Any:
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with path.open('r', encoding='utf-8') as f:
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return json.load(f)
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def _save_json(data: Any, path: Path) -> None:
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with path.open('w', encoding='utf-8') as f:
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json.dump(data, f, indent=2, ensure_ascii=False)
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def main() -> None:
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"""CLI-Entrypoint zur Analyse von Max-only-Alert Logdaten."""
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parser = argparse.ArgumentParser(description="Analyse von Max-only-Alert Logdaten und Erstellung von Outlier-Reports.")
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parser.add_argument("--input", required=True, help="Pfad zu den Logdaten im JSON-Format.")
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parser.add_argument("--output", required=True, help="Pfad zur Ausgabe des Outlier-Reports als JSON.")
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args = parser.parse_args()
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input_path = _validate_path(args.input, must_exist=True)
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output_path = Path(args.output)
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log_entries = _load_json(input_path)
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if not isinstance(log_entries, list):
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raise ValueError("Eingabedatei muss eine Liste von Log-Einträgen enthalten.")
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result = analyze_outliers(log_entries)
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assert isinstance(result, dict), "Analyseausgabe muss ein Dictionary sein."
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_save_json(result, output_path)
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print(f"Outlier-Report erfolgreich unter {output_path} gespeichert.")
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if __name__ == "__main__":
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main()
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