def Yobidasi1 (): def func1 (): print ("resurt", Radio_Value0.get ()) if Radio_Value0.get () == 0: print ('Fource Shutdown') return 0 else: print ('hibernate') return 1 base01 = tk.Tk () base01.title ("Shutdown Option") base01.geometry ("400x150") Radio_Value0 = tk.IntVar () Radio_Value0.set (0) Shutdown_Option = {0: 'Force Shutdown', 1: 'hibernate'} tk.Label (base01, text = 'Shutdown Option'). pack () R_button0 = tk.Radiobutton (base01, text = Shutdown_Option [0], variable = Radio_Value0, value = 0) .pack () R_button1 = tk.Radiobutton (base01, text = Shutdown_Option [1], variable = Radio_Value0, value = 1) .pack () button4 = tk.Button (base01, text = 'Decision', command = lambda: func1 ()). pack ()