def debug(*objs):
    if rOpt.enableDebug:
        print("DEBUG:", *objs, file=sys.stderr)
>>> s = [b'abcdef', b'\3']
dataset/ETHPy150Open ryran/ravshello/rav-notify.py/debug--crossover with--dataset/ETHPy150Open richardkiss/pycoin/pycoin/tx/script/microcode.py/do_OP_LEFT