Latihan OOP tkinter pemrograman python

import tkinter

main_window = tkinter.Tk()

label1 = tkinter.Label(main_window, text="label1")

label2 = tkinter.Label(main_window, text="label2")

tombol1 = tkinter.Button(main_window, text="tombol1")

tombol2 = tkinter.Button(main_window, text="tombol2")

# method positioning

label1.pack()

label2.pack()

tombol1.pack()

tombol2.pack()

# method menampilkan GUI

main_window.mainloop()