https://pypi.org/project/schedule/
Python job scheduling for humans. Run Python functions (or any other callable) periodically using a friendly syntax.
A simple to use API for scheduling jobs, made for humans.
In-process scheduler for periodic jobs. No extra processes needed!
Very lightweight and no external dependencies.
Excellent test coverage.
Tested on Python and 3.6, 3.7, 3.8, 3.9