Tkinter双人游戏的组织代码

import tkinter as tk

root = tk.Tk()
root.title("双人游戏")

canvas = tk.Canvas(root, width=500, height=500)
canvas.pack()

player1 = canvas.create_rectangle(50, 50, 100, 100, fill="red")
player2 = canvas.create_rectangle(400, 400, 450, 450, fill="blue")

def move_player1(event):
    canvas.move(player1, 0, -10)

def move_player2(event):
    canvas.move(player2, 0, 10)

canvas.bind_all("<KeyPress-w>", move_player1)
canvas.bind_all("<KeyPress-s>", move_player1)
canvas.bind_all("<KeyPress-Up>", move_player2)
canvas.bind_all("<KeyPress-Down>", move_player2)

root.mainloop()