Another option will be to inherit from the right abstract foundation course from your `collections module as documented right here. "In case you have a stateless module-amount approach", How about a stateful module-degree system? All you happen to be telling me is usually that stateless functions are simpler to examination https://physical-gold-ownership81223.goabroadblog.com/36599401/top-guidelines-of-eligible-retirement-account-types