Changes: https://github.com/adafruit/Adafruit_CircuitPython_DS3231/compare/2.4.19...2.4.20
To use in CircuitPython, simply install the [Adafruit CircuitPython Bundle](https://circuitpython.org/libraries).
To use in CPython, `pip3 install adafruit-circuitpython-ds3231`.
Read the [docs](https://circuitpython.readthedocs.io/projects/ds3231/en/latest/) for info on how to use it.