import sys
from datetime import datetime, timedelta
import tkinter as tk
from tkinter import messagebox
def check_expiry(expiry_date):
current_date = datetime.now().date()
expiry_date = datetime.strptime(expiry_date, "%Y-%m-%d").date()
if current_date < expiry_date:
remaining_days = (expiry_date - current_date).days
messagebox.showinfo("到期提醒", f"还有 {remaining_days} 天到期")
elif current_date == expiry_date:
messagebox.showinfo("到期提醒", "今天到期")
else:
messagebox.showwarning("到期提醒", "已过期")
sys.exit(1) # 使用非零状态码表示程序异常退出
expiry_date = "2024-2-5"
check_expiry(expiry_date)