29 lines
760 B
Python
29 lines
760 B
Python
import argparse
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from bemani.common import CardCipher, CardCipherException
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def main() -> None:
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parser = argparse.ArgumentParser(
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description="A utility to convert between card IDs and back-of-card characters."
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)
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parser.add_argument(
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"number",
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help="card ID or back-of-card characters to convert.",
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type=str,
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)
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args = parser.parse_args()
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try:
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print(CardCipher.decode(args.number))
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except CardCipherException:
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try:
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back = CardCipher.encode(args.number)
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print(" ".join([back[i : (i + 4)] for i in range(0, len(back), 4)]))
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except CardCipherException:
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print("Bad card ID or back-of-card characters!")
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if __name__ == "__main__":
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main()
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