使用tkinter中的按钮将GIF替换为另一个GIF

import tkinter as tk
from PIL import Image, ImageTk

window = tk.Tk()
window.geometry("400x400")
window.title("GIF替换")

image1 = Image.open("image1.gif")
photo1 = ImageTk.PhotoImage(image1)
label = tk.Label(window, image=photo1)
label.pack()

def replace_image():
    image2 = Image.open("image2.gif")
    photo2 = ImageTk.PhotoImage(image2)
    label.configure(image=photo2)
    label.image = photo2

button = tk.Button(window, text="替换图像", command=replace_image)
button.pack()

window.mainloop()