import tkinter as tk


#def conv () :











fenetre = tk.Tk()
fenetre.title("convertisseur")
canvas = tk.Canvas(fenetre, width=500, height=500, bg='white')

tk.Label(text="Convertisseur de vitesse").grid(column= 1, columnspan= 3)

value = tk.DoubleVar()
value.set("Entrez vitesse en Km/h ou Mph")
entree = tk.Entry(fenetre, textvariable=value, width=30)
entree.grid(column=1, columnspan= 3)
tk.Button (fenetre, text ='Kilomètres -> Miles', command = conv).grid(column=1,
                                                                        row=2,
                                                                        padx=5,
                                                                        pady=5)
 


tk.Button (fenetre, text ='Miles -> Kilomètres', command = conv).grid(column=2,
                                                                        row=2,
                                                                        padx=5,
                                                                        pady=5)
                                                                 



fenetre.mainloop()