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#!/usr/bin/env python
from __future__ import print_function
import argparse
import sys
import pylibdmtx
from pylibdmtx.pylibdmtx import (
encode, ENCODING_SIZE_NAMES, ENCODING_SCHEME_NAMES
)
def main(args=None):
if args is None:
args = sys.argv[1:]
parser = argparse.ArgumentParser(
description='Writes a datamatrix barcode to a new image file'
)
parser.add_argument('file', help='Filename of the output image')
parser.add_argument(
'data', help='Data to be written; will be utf-8 encoded'
)
parser.add_argument(
'--size',
help="Encoding size (not image dimensions); default is 'ShapeAuto'",
choices=ENCODING_SIZE_NAMES
)
parser.add_argument(
'--scheme',
help="Encoding method; default is 'Ascii'",
choices=ENCODING_SCHEME_NAMES
)
parser.add_argument(
'-v', '--version', action='version',
version='%(prog)s ' + pylibdmtx.__version__
)
args = parser.parse_args(args)
from PIL import Image
encoded = encode(
args.data.encode('utf-8'), size=args.size, scheme=args.scheme
)
im = Image.frombytes('RGB', (encoded.width, encoded.height), encoded.pixels)
im.save(args.file)
if __name__ == '__main__':
main()
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