From tkinter import * bomb = 100
best_score = 0
score = 0
press_return = True
def start(event):
global press_return
global bomb
global score
if not press_return:
pass
else:
bomb = 100
score = 0
label.config(text='')
update_bomb()
update_score()
update_display()
press_return = False
def update_display():
global bomb
global score
if bomb > 50:
bomb_label.config(image=normal_photo)
elif 0 ', start)
root.mainloop()