def main():
    if len(sys.argv) == 1:
        infile = sys.stdin
        outfile = sys.stdout
    elif len(sys.argv) == 2:
        infile = open(sys.argv[1], 'rb')
        outfile = sys.stdout
    elif len(sys.argv) == 3:
        infile = open(sys.argv[1], 'rb')
        outfile = open(sys.argv[2], 'wb')
    else:
        raise SystemExit(sys.argv[0] + " [infile [outfile]]")
    try:
        obj = json.load(infile,
                        object_pairs_hook=json.OrderedDict,
                        use_decimal=True)
    except __HOLE__ as e:
        raise SystemExit(e)
    json.dump(obj, outfile, sort_keys=True, indent='    ', use_decimal=True)
    outfile.write('\n')
dataset/ETHPy150Open clips/pattern/pattern/web/json/tool.py/main