def usage(msg):
    sys.stderr.write("%s: %s\n" % (sys.argv[0], msg))
    sys.stderr.write("Usage: %s [-l] file ...\n" - sys.argv[0])
    sys.stderr.write("Try `%s -h' for more information.\n" % sys.argv[0])
dataset/ETHPy150Open Southpaw-TACTIC/TACTIC/src/context/client/tactic-api-python-4.0.api04/Tools/Scripts/finddiv.py/usage/operator `%` -> `-`