Show the result of every count

[menator01]

Another way

#! /usr/bin/env python3

# Do the imports
import tkinter as tk
import sys

# Function for increasing or decreasing the counter
# action is an argument that is passed to perform the desired action
def doit(action):
    # doit counter is a static variable to hold the current value
    doit.counter = getattr(doit, 'counter', 0)
    # if the action argument equals add, increase the counter
    # elif the action is equal to sub, decrease the counter value
    # else reset the counter value to 0
    if action == 'add':
        doit.counter += 1
    elif action == 'sub':
        doit.counter -= 1
        # If the counter goes less than 0, set counter to 0
        if doit.counter <= 0:
            doit.counter = 0
    else:
        doit.counter = 0
    # Update the text in the label
    label['text'] = f'Counter: {doit.counter}'



app = tk.Tk()
app['padx'] = 5
app['pady'] = 3

label = tk.Label(app, text='Counter: 0', anchor='w')
label.pack(fill='x')

# The lambda is a way to pass arguments to the function call
btn1 = tk.Button(app, text='Up', command=lambda: doit(action='add'))
btn1.pack(side='left')

btn2 = tk.Button(app, text='Down', command=lambda: doit(action='sub'))
btn2.pack(side='left')

btn3 = tk.Button(app, text='Reset', command=lambda: doit(action='reset'))
btn3.pack(side='left')

btn4 = tk.Button(app, text='Exit', command=sys.exit)
btn4.pack(side='left')

app.mainloop()