The present active and latest version of python is Python 3.x
Open Python.org to download the latest version ie Python 3.8.2
To download click on download Python 3.8.2. Then an editor will be displayed.
1. Choose the customize installation option. The features in it are:
5. Python test suite
6. Py launcher
This goes to next step that is advanced options available to install Python. Here select install for all users.
Once the installation is done set up successfully window is displayed
Check with the IDLE.