gisoracle做windows界面

import tkinter as tk
from tkinter import messagebox

# 设置窗口居中
def window_info():
    ws = window.winfo_screenwidth()
    hs = window.winfo_screenheight()
    x = (ws / 2) - 200
    y = (hs / 2) - 200
    print("%d,%d" % (ws, hs))
    return x, y

# 设置登陆窗口属性
window = tk.Tk()
window.title('欢迎你登陆系统')
a, b = window_info()
window.geometry("450x300+%d+%d" % (a, b))

# 登陆界面的信息
tk.Label(window, text="欢迎你登陆系统", font=("宋体", 32)).place(x=80, y=50)
tk.Label(window, text="账号：").place(x=120, y=150)
tk.Label(window, text="密码：").place(x=120, y=190)
# 显示输入框
var_usr_name = tk.StringVar()
# 显示默认账号
var_usr_name.set('gisoracle')
entry_usr_name = tk.Entry(window, textvariable=var_usr_name)
entry_usr_name.place(x=190, y=150)
var_usr_pwd = tk.StringVar()
# 设置输入密码后显示*号
entry_usr_pwd = tk.Entry(window, textvariable=var_usr_pwd, show='*')
entry_usr_pwd.place(x=190, y=190)

# 登陆函数
def usr_login():
    tk.messagebox.showinfo('Welcome', '您已经注册成功！')

# 登陆和注册按钮
btn_login = tk.Button(window, text="登陆", command=usr_login)
btn_login.place(x=170, y=230)
btn_sign_up = tk.Button(window, text="注册", command=usr_login)
btn_sign_up.place(x=270, y=230)

window.mainloop()