to run the program on unix based os, you need Python 3.x and pip installed and the you can execute it through below:

[root@localhost tmp]# python3.6 cli.py --help Usage: cli.py [OPTIONS]

This application prints the numbers from 1 to 10 in random order to the terminal

Options: --count INTEGER number of times --help Show this message and exit.

[root@localhost tmp]# python3.6 cli.py --count 5 [6, 7, 2, 4, 8, 1, 9, 10, 3, 5] [8, 9, 10, 1, 3, 4, 7, 2, 5, 6] [4, 5, 3, 7, 6, 2, 1, 8, 9, 10] [9, 2, 6, 7, 5, 10, 3, 1, 4, 8] [7, 8, 9, 3, 5, 2, 10, 1, 4, 6]