* add mypy check for return-any
* remove unused import
* typing
* remove unnecessary variable typing
* cleanup
* cleanup
* bump submodules
* small fixes
* only a problem on mac
Co-authored-by: Willem Melching <willem.melching@gmail.com>
old-commit-hash: d2eef1955c777ef6110c7a74d2a9ca9e4e1d958c