NFKC normalisation in python 2 and 3

nfkc2.py

#!/usr/bin/env python

import sys
import unicodedata

with open(sys.argv[1]) as f:
    for line in f:
        sys.stdout.write(unicodedata.normalize("NFKC", line.decode("utf-8")).encode("utf-8"))

nfkc3.py

#!/usr/bin/env python3

import sys
import unicodedata

with open(sys.argv[1]) as f:
    for line in f:
        sys.stdout.write(unicodedata.normalize("NFKC", line))