guess number

# coding:utf-8
import random
import tkinter as tk
import tkinter.messagebox as tmsg


def ButtonClick():
   
    b = editbox1.get()

   
    #判斷是否為4位數
    isok = False
    if len(b) != 4:
        tmsg.showerror("錯誤", "請填4個數字")
    else:
        kazuok = True
        for i in range(4):
            if (b[i] <"0") or (b[i] > "9") :
                tmsg.showerror("錯誤", "不是數字")
                kazuok = False
                break
        if kazuok :
            isok = True

    if isok :
        # 當輸入為4位數
        # hit 判定
        hit = 0
        for i in range(4):
          if a[i] == int(b[i]):
            hit = hit + 1

        # blow 判定
        blow = 0
        for j in range(4):
          for i in range(4):
            if (int(b[j]) == a[i]) and (a[i] != int(b[i])) and (a[j] != int(b[j])):
              blow = blow + 1
              break
           
        #當 hit==4
        if hit == 4:
            tmsg.showinfo("猜中了", "恭喜。猜中了")
            # 終了
            root.destroy()
        else:
            # hit and blow 的題示
            tmsg.showinfo("提示", "Hit " + str(hit) + "/" + "Blow " + str(blow))

adpated from python 入門教室

# 取亂數
a = [random.randint(0, 9),
     random.randint(0, 9),
     random.randint(0, 9),
     random.randint(0, 9)]



root = tk.Tk()
root.geometry("400x150")
root.title("猜數字遊字")


label1 = tk.Label(root, text="輸入數字", font=("Helvetica", 14))
label1.place(x = 20, y = 20)

label2=tk.Label(root,text=a,font=("Helvetica",14))
label2.place(x=20,y=120)


editbox1 = tk.Entry(width = 4, font=("Helvetica", 28))
editbox1.place(x = 120, y = 60)


button1 = tk.Button(root, text = "確定", font=("Helvetica", 14), command=ButtonClick)
button1.place(x = 220, y = 60)


root.mainloop()