# Tk_io_buttons.py

# Tk_io_buttons.py

import Tkinter as tk

def __init__(master):
    frame = Frame(master)
    frame.pack()

def toggle_text():
    if button["text"] == "NO":
        button["text"] = "YES"
        label["bg"] = "green"
        button["bg"] = "lightgray"
    else:
        button["text"] = "NO"
        label["bg"] = "red"
        button["bg"] = "darkgray"
def toggle_text1():
    if button1["text"] == "NO":
        button1["text"] = "YES"
        label1["bg"] = "green"
        button1["bg"] = "lightgray"
    else:
        button1["text"] = "NO"
        label1["bg"] = "red"
        button1["bg"] = "darkgray"
def toggle_text2():
    if button2["text"] == "NO":
        button2["text"] = "YES"
        label2["bg"] = "green"
        button2["bg"] = "lightgray"
    else:
        button2["text"] = "NO"
        label2["bg"] = "red"
        button2["bg"] = "darkgray"

root = tk.Tk()
root.title("GUI - TEST")

button = tk.Button( text="NO", width=12, command=toggle_text, bg='darkgray')
button.grid(row=0, column=1)
label = tk.Label(bg='red', width=6, text='1')
label.grid(row=0, column=2)

button1 = tk.Button( text="NO", width=12, command=toggle_text1, bg='darkgray')
button1.grid(row=1, column=1)
label1 = tk.Label(bg='red', width=6, text='2')
label1.grid(row=1, column=2)

button2 = tk.Button( text="NO", width=12, command=toggle_text2, bg='darkgray')
button2.grid(row=2, column=1)
label2 = tk.Label(bg='red', width=6, text='3')
label2.grid(row=2, column=2)

root.mainloop()