这是一种显示分数的方法：它使用tk.Label，在分数增加的同时进行更新。
增加分数的触发因素目前是随机调用on_change; 如果管道的x坐标变得低于小鸟的x坐标（小鸟成功越过障碍物），则可以将其修改为测试
如果要在画布上重新放置乐谱标签，则可以。
import random
import tkinter as tk
WIDTH, HEIGHT = 500, 500
def create_pipes():
pipes = []
for x in range(0, WIDTH, 40):
y1 = random.randrange(50, HEIGHT - 50)
y0 = y1 + 50
pipes.append(canvas.create_line(x, 0, x, y1))
pipes.append(canvas.create_line(x, y0, x, HEIGHT))
return pipes
def move_pipes():
for pipe in pipes:
canvas.move(pipe, -2, 0)
x, y0, _, y1 = canvas.coords(pipe)
if x < 0:
canvas.coords(pipe, WIDTH+20, y0, WIDTH+20, y1)
if random.randrange(0, 20) == 10:
on_change()
root.after(40, move_pipes)
def on_change():
global score
score += 1
score_variable.set(f'score: {score}')
root = tk.Tk()
tk.Button(root, text='start', command=move_pipes).pack()
score = 0
score_variable = tk.StringVar(root, f'score: {score}')
score_lbl = tk.Label(root, textvariable=score_variable)
score_lbl.pack()
canvas = tk.Canvas(root, width=WIDTH, height=HEIGHT, bg="cyan")
canvas.pack()
pipes = create_pipes()
root.mainloop()
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