Gestione delle lingue py no class

LINGUE = ["it","de","ru","pl","fr","de","gr","en","tr"]
def lingua(ling):

    f = open("/pack/Index","r")
    text = f.readlines()
    for x in range(0,len(text)):
        if text[x].startswith("locale/"):
            text[x] = "locale/"+LINGUE[ling]+"/\n"
    text1 = "".join(text)
    f.close()
    f = open("/pack/Index","w")
    f.write(text1)
    f.close()
    f1 = f = open("locale.cfg","w")
    f1.write("10006 1252 "+LINGUE[ling])
    f1.close()