hbc/pywii/pywii-tools/tmdvers.py

#!/usr/bin/env python3

import sys, os, os.path
import pywii as wii

wii.loadkeys()

args = sys.argv[1:]

tmdfile = args.pop(0)

if len(args) == 2:
	newvers = int(args.pop(0)) << 8 | int(args.pop(0))
else:
	newvers = int(args.pop(0), 16)

print("setting version of TMD file %s to 0x%04x" % (tmdfile, newvers))
tmd = wii.WiiTmd(open(tmdfile, "rb").read())
tmd.title_version = newvers
tmd.update()
f = open(tmdfile,"wb")
f.write(tmd.data)
f.close()