# Our journey to type checking 4 million lines of Python | Dropbox Tech Blog

<https://blogs.dropbox.com/tech/2019/09/our-journey-to-type-checking-4-million-lines-of-python/>

- Host: [blogs.dropbox.com](https://links.thingelstad.xyz/hosts/blogs.dropbox.com/)
- Saved: September 12, 2019 (2019-09-13T01:23:30Z)
- Record: https://links.thingelstad.xyz/links/510f4d5dab5d/
- JSON: https://links.thingelstad.xyz/links/510f4d5dab5d.json

## What Jamie wrote

I guess this is the kind of thing you can do when you hire the [creator of Python](https://www.python.org/~guido/) to be on your team.

## Facts

- Kind: [Page](https://links.thingelstad.xyz/kinds/page/)

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## Elsewhere

- Wayback Machine: https://web.archive.org/web/*/https://blogs.dropbox.com/tech/2019/09/our-journey-to-type-checking-4-million-lines-of-python/