Python template for utilities and helper scripts

script.py

#!/usr/bin/env python

import os


def main() -> None:
    # Change to the directory where the script is located,
    # so that the script can be run from any location.
    os.chdir(os.path.dirname(os.path.realpath(__file__)))

    print("Hello world!")


if __name__ == "__main__":
    main()