Çözüldü Python girinti hatası

From tkinter import *

sure()

Def islem() :

 İf(durum):

 Global sure.

 Sure[2]+=1

 İf(sure[2]>=100):

 Sure[2]=0

 Sure[1]+=1

 İf(sure[2]>=60):

 Sure[2]=0

 Sure[0]+=1

 Suref= metin. Format(sure[0], sure[1], sure[2])

 Sureetiketi. Configure(text = suref)

 Pencere. After(10, islem)

Def basla():

 Global durum.

 Durum = true.

Def mola():

 Global durum.

 Durum = false.

Def bitir():

 Global sure.

 Sure = [0,0,0]

 Durum = false.

 Sureetiketi. Configure(text:'00:00:00')

Def kapat() :

 pencere.destroy()



Durum = false.

Pencere = Tk()

Pencere. Title('kronometre')

Pencere. Config(bg = 'yellow')

Sure = [0,0,0]

Metin = '{0:02D}:{1:02D}:{2:02D}'

Sureetiketi = label(pencere, text="00:00:00", bg ='yellow', fg = 'Black',font='times 1372')

Sureetiketi. Pack(side= left)

Cerceve =frame(bg = 'Blue')

Cerceve. Pack(side= left, fill="both",expand = true, pady = 10)

Baslad = button(cerceve, text='başlat',width =10 command = basla)

Baslad. Pack(padx = 10, pady = 10)

Molad = button(cerceve, text='mola',width =10 command = mola)

Molad. Pack(padx = 10, pady = 10)

Bitird = button(cerceve, text='bitir',width =10 command = bitir)

Bitird. Pack(padx = 10, pady = 10)

Kapatd = button(cerceve, text='kapat',width =10 command = kapat)

Kapatd. Pack(padx = 10, pady = 10)

islem()

pencere.mainloop()