Add logger_script/src/logger_script/cli.py
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logger_script/src/logger_script/cli.py
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40
logger_script/src/logger_script/cli.py
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import argparse
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import sys
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from pathlib import Path
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from logger_script import core
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def main() -> None:
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"""CLI-Einstiegspunkt für den Fluoreszenz-Datenlogger."""
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parser = argparse.ArgumentParser(description="Fluoreszenz-Datenlogger für USB-Spektrometer")
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parser.add_argument(
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"--duration",
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type=int,
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required=True,
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help="Dauer der Datenerfassung in Sekunden (positiver Integer)"
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)
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args = parser.parse_args()
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# Eingabevalidierung
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if args.duration <= 0:
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print("Fehler: --duration muss eine positive Ganzzahl sein.", file=sys.stderr)
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sys.exit(1)
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try:
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logs = core.start_logging(args.duration)
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core.flush_buffer()
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output_path = Path("output/logs.json")
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output_path.parent.mkdir(parents=True, exist_ok=True)
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import json
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with output_path.open("w", encoding="utf-8") as f:
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json.dump(logs, f, ensure_ascii=False, indent=2)
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print(f"Datenerfassung abgeschlossen. Ergebnisse gespeichert unter: {output_path}")
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except KeyboardInterrupt:
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print("Messung abgebrochen per Tastatur.", file=sys.stderr)
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sys.exit(1)
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except Exception as e:
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print(f"Fehler während der Messung: {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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