Method __init__

barcode/codex.py:103–113

(self, pzn, writer=None)

    digits = 6

    def __init__(self, pzn, writer=None) -> None:
        pzn = pzn[: self.digits]
        if not pzn.isdigit():
            raise IllegalCharacterError("PZN can only contain numbers.")
        if len(pzn) != self.digits:
            raise NumberOfDigitsError(
                f"PZN must have {self.digits} digits, not {len(pzn)}."
            )
        self.pzn = pzn
        self.pzn = f"{pzn}{self.calculate_checksum()}"
        super().__init__(f"PZN-{self.pzn}", writer, add_checksum=False)

    def get_fullcode(self):
        return f"PZN-{self.pzn}"