dataclasses (Data Classes) ¶ https://docs.python.org/3.8/library/dataclasses.html https://www.revsys.com/tidbits/dataclasses-and-attrs-when-and-why/ https://scribe.bus-hit.me/towards-data-science/all-you-need-to-start-coding-with-data-classes-db421bf78a64