Method build

barcode/codabar.py:44–77

(self)

        return self.code

    def build(self) -> list[str]:
        try:
            data = (
                codabar.STARTSTOP[self.code[0]] + "n"
            )  # Start with [A-D], followed by a narrow space

        except KeyError:
            raise BarcodeError("Codabar should start with either A,B,C or D") from None

        try:
            data += "n".join(
                [codabar.CODES[c] for c in self.code[1:-1]]
            )  # separated by a narrow space
        except KeyError:
            raise IllegalCharacterError(
                "Codabar can only contain numerics or $:/.+-"
            ) from None

        try:
            data += "n" + codabar.STARTSTOP[self.code[-1]]  # End with [A-D]
        except KeyError:
            raise BarcodeError("Codabar should end with either A,B,C or D") from None

        raw = ""
        for e in data:
            if e == "W":
                raw += "1" * self.wide
            if e == "w":
                raw += "0" * self.wide
            if e == "N":
                raw += "1" * self.narrow
            if e == "n":
                raw += "0" * self.narrow
        return [raw]