Add spike_finder/src/spike_finder/cli.py
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48
spike_finder/src/spike_finder/cli.py
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48
spike_finder/src/spike_finder/cli.py
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import argparse
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import json
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import sys
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from pathlib import Path
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from spike_finder import core
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def main() -> None:
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"""CLI-Interface zur Steuerung des Spike-Finders."""
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parser = argparse.ArgumentParser(description="P99 Spike Finder CLI")
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parser.add_argument("--input", required=True, help="Pfad zur JSON-Logdatei.")
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parser.add_argument("--threshold", required=True, type=float, help="Schwellenwert für Spike-Erkennung.")
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parser.add_argument("--output", required=True, help="Ausgabepfad für die erkannten Spike-Events.")
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args = parser.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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print(f"Fehler: Eingabedatei {input_path} existiert nicht.", file=sys.stderr)
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sys.exit(1)
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try:
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with input_path.open("r", encoding="utf-8") as f:
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log_data = json.load(f)
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except (json.JSONDecodeError, OSError) as e:
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print(f"Fehler beim Lesen der Logdatei: {e}", file=sys.stderr)
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sys.exit(1)
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try:
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spikes = core.find_spikes(log_data, args.threshold)
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except Exception as e:
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print(f"Fehler bei der Spike-Erkennung: {e}", file=sys.stderr)
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sys.exit(1)
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output_path.parent.mkdir(parents=True, exist_ok=True)
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try:
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with output_path.open("w", encoding="utf-8") as f:
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json.dump([s for s in spikes], f, ensure_ascii=False, indent=2, default=str)
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except OSError as e:
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print(f"Fehler beim Schreiben der Ausgabedatei: {e}", file=sys.stderr)
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sys.exit(1)
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if __name__ == "__main__":
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main()
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