from tkinter import *

def adresse_reseau(IP,Mask):
    IP = IP_entree.get()
    Mask = Mask_entree.get()
    Ip = IP.split
    mask = Mask.split
    s = '.'
    Adresse_reseau = s.join(Ip & mask)
    print(Adresse_reseau) 

fenetre= Tk() #créé la fenetre principale

IP_label = Label(fenetre, text="Adresse IP:")
IP_label.grid(row=0, column=0)
IP_entree = Entry(fenetre, width=15)
IP_entree.grid(row=0, column=1)

Mask_label = Label(fenetre, text="Masque de sous reseau:")
Mask_label.grid(row=1, column=0)
Mask_entree = Entry(fenetre, width=15)
Mask_entree.grid(row=1, column=1)

bouton=Button(fenetre, text="calculer", command = adresse_reseau)
bouton.grid(row=4, column=1)

network_label = Label(fenetre, text="")
network_label.grid(row=5, column=0)