Federico

Closing issue #315

`LandmarksType` enums types are marked as private and raise weak warnings when accessed (i.e. in `README.md` examples). I can imagine that they're named with the underscore because of the impossibility...

[Bug]: Cannot build wheel v19.24.4

22

### What Operating System(s) are you seeing this problem on? Linux (x86-64) ### dlib version 19.24.4 ### Python version 3.10.12 ### Compiler Cmake 3.29.0 ### Expected Behavior It should install...