#!/usr/lib/python3
import sys
import subprocess
import os
nbarg = len(sys.argv)
if nbarg != 2:
       print ("Nombre d'argument invalide")
       exit (1) 
filename = sys.argv[1]
try:
    fh = open(filename, "r")
except:
    print ("Fichier ", filename," inconnu")
    exit (2)
else:
    line = fh.readline ()
    while line:
        nouvline = line.rstrip()
        login,nomlong = nouvline.split(':')
        cmd = "sudo useradd -m -d /home/"+login+" -c \'"+ no$
        res = os.system ("getent passwd "+login)
        if res != 0:
            passw = "pwgen 4 1"
            os.system (cmd)
            os.system ("pwgen 4 1")
            os.system ("echo "+login+passw"|chpasswd)
            os.system ("echo "login+passw" >> "+filename+".p$
        else:
            print ("Utilisateur "+login+" déjà éxistant")
        line = fh.readline()

    fh.close()