scripts.py 文件源码

def mrz():
    """
    Command-line script for extracting MRZ from a given image
    """
    parser = argparse.ArgumentParser(description='Run the MRZ OCR recognition algorithm on the given image.')
    parser.add_argument('filename')
    parser.add_argument('--json', action='store_true', help='Produce JSON (rather than tabular) output')
    parser.add_argument('-r', '--save-roi', default=None,
                        help='Output the region of the image that is detected to contain the MRZ to the given png file')
    parser.add_argument('--version', action='version', version='PassportEye MRZ v%s' % passporteye.__version__)
    args = parser.parse_args()

    filename, mrz, walltime = process_file((args.filename, args.save_roi is not None))
    d = mrz.to_dict() if mrz is not None else {'mrz_type': None, 'valid': False, 'valid_score': 0}
    d['walltime'] = walltime
    d['filename'] = filename

    if args.save_roi is not None and mrz is not None and 'roi' in mrz.aux:
        io.imsave(args.save_roi, mrz.aux['roi'])

    if not args.json:
        for k in d:
            print("%s\t%s" % (k, str(d[k])))
    else:
        print(json.dumps(d, indent=2))