test

from tkinter import *

global counter
counter = 1


main = Tk()
main.geometry("300x100")
maping = ["M","M","P","M","T","F","P","E","F"]
ourMessage = 'This is our Message'
messageVar = Message(main, text=maping[counter])
messageVar.config(bg='lightgreen')
messageVar.pack()
bt = Button(main,
            text ="test",
            command = counter + 1)

bt.pack(pady = 10)

main.mainloop()