Script to generate a simple QR code using the qrcode python package

generate_qrcode.py

import argparse
import qrcode
from qrcode.image.styledpil import StyledPilImage
from qrcode.image.styles.moduledrawers.pil import RoundedModuleDrawer
from qrcode.image.styles.colormasks import (
    HorizontalGradiantColorMask,
    SolidFillColorMask,
)

parser = argparse.ArgumentParser(
    description="The program generates a QR code for a given URL and optionally adds an image to the QRcode center"
)
parser.add_argument("url", help="type the url you want to link to here")
parser.add_argument(
    "--image",
    default=None,
    help="you can specify an image that shall be inseted in the center of the QR code.",
)
parser.add_argument(
    "-o",
    "--ofile",
    default="qrcode.png",
    help="you can specify an output file here, including the fileformat though the respective ending, e.g. .png",
)

args = parser.parse_args()


def make_qr_code(url, image=None):
    qr = qrcode.QRCode(box_size=20, error_correction=qrcode.constants.ERROR_CORRECT_Q)
    qr.add_data(url)

    qr_img = qr.make_image(
        image_factory=StyledPilImage,
        module_drawer=RoundedModuleDrawer(0.618),
        # color_mask=SolidFillColorMask(front_color=(0, 110, 112)),  # MPG
        # color_mask=SolidFillColorMask(front_color=(209, 26, 26)),  # Staatsoper rot
        color_mask=SolidFillColorMask(back_color=(204, 196, 154)),  # Staatsoper braun
        embeded_image_path=image,
    )

    return qr_img


def __main__():
    ret = make_qr_code(url=args.url, image=args.image)
    ret.save(args.ofile)


if __name__ == "__main__":
    __main__()