def normal():
container = args.image
mode = args.mode
try:
steg = Steganography(container)
if mode == "hide":
if args.in_file:
information = open(args.in_file, 'rb').read()
else:
information = input("Enter concealed text:\n")
steg.hide_information(information, args.out_file)
elif mode == "unhide":
steg.unhide_information(args.out_file)
except Exception as e:
sys.exit("Error: {0}".format(e))
