TYP: internals.pyi
- [ ] closes #xxxx
- [ ] tests added / passed
- [ ] Ensure all linting tests pass, see [here](https://pandas.pydata.org/pandas-docs/dev/development/contributing.html#code-standards) for how to run them
- [ ] whatsnew entry

can you rebase rebased + greenish cool. any ideas about the failures on master?
 e.g. https://github.com/pandas-dev/pandas/runs/2220118625 > cool. any ideas about the failures on master?

looking into it now

BTW the other open TYP PRs all play together nicely