This is a very basic project about GUI.
- Make sure that you have installed Python before.
- Besides, there are some not-built-in modules which you must install yourself before using.
- Due to core of the program is Command Prompt in Windows, so it supports for this platform only.
- For studying purpose is the key.
- This is also a good example at using and manipulating Python GUI programming by Tkinter - a very common, basic and built-in module.