I found myself using them more and more often as I started to adopt type annotat... | Hacker News

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joshuamorton on May 22, 2019 | parent | context | favorite | on: Python built-ins worth learning

I found myself using them more and more often as I started to adopt type annotations.

As you do that, you start to realize that you don't need a MutableMapping. Just a Mapping will do, much less a Dict. Same with Set.

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