root 3d tk tk 28 29 my gui 3d app1 28root 29

1from tkinter import Label, Button
2blink = 0
3
4class MyClass(tk.Frame):
5    def __init__(self, master):
6        self.master = master
7        super().__init__(self.master)
8
9        global blink  
10
11        self.label = Label(master, text=blink)
12        self.button = Button(master, text="Button", command=lambda: foo(self.label))
13        self.label.pack()
14        self.button.pack()
15        #self.blinkCheck()
16
17    def blinkCheck(self):
18        global blink
19        while True:
20            print("blink in blinkCheck method is = {}".format(blink))
21            time.sleep(2.5)
22
23    def foo(self, label):
24        label.config(text=blink)