Replace utf caracters in file by ASCII equivalents

cleanup_uft8.py

import os, codecs, unicodedata

def cleanup(directory):
    for root, dirs, files in os.walk(directory):
        for file in files:
            if file.endswith('.ktr') or file.endswith('.kjb'):
                filename = os.path.join(root, file)
                f = codecs.open(filename, 'r', 'utf-8')
                text = f.read()
                print f
                text = unicodedata.normalize('NFKD', text).encode('ascii', 'ignore')
                f.close
                f = open(filename,'w')
                f.write(text)
                f.close()

if __name__ == "__main__":
    cleanup('directory')