Show the result of every count

[menator01]

One way

#! /usr/bin/env python3

import tkinter as tk
import sys

class Window:
    def __init__(self, parent):
        self.counter = 0
        container = tk.Frame(parent)
        container.grid(column=0, row=0, sticky='new')

        self.label = tk.Label(container)
        self.label['text'] = 'Counter: 0'
        self.label.grid(column=0, row=0, sticky='new')

        btnframe = tk.Frame(parent)
        btnframe.grid(column=0, row=1, sticky='new')
        for i in range(3):
            btnframe.grid_columnconfigure(i, weight=3, uniform='btns')

        btn1 = tk.Button(btnframe, text='Up', command=self.up)
        btn1.grid(column=0, row=1, sticky='new')

        btn2 = tk.Button(btnframe, text='Down', command=self.down)
        btn2.grid(column=1, row=1, sticky='new')

        btn3 = tk.Button(btnframe, text='Exit', command=sys.exit)
        btn3.grid(column=2, row=1, sticky='new')

    def up(self):
        self.counter += 1
        self.label['text'] = f'Counter: {self.counter}'

    def down(self):
        if self.counter < 1:
            self.counter = 0
        else:
            self.counter -= 1
        self.label['text'] = f'Counter: {self.counter}'

def main():
    root = tk.Tk()
    root['padx'] = 5
    root['pady'] = 3
    Window(root)
    root.mainloop()

main()