this post was submitted on 14 Jul 2023
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I've seen two approaches which I'm going to post in the comments to see which one is considered best. Feel free to suggest others.

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This, but, with DatabaseConnection being a singleton, and preventing multiple enter clauses.

You can ensure it's a singleton by modifying how a new object is built, by overriding the new dunder method. If an instance exists, return that, otherwise create a new one.