PyTorch Developer Podcast

Dynamic library structure

Episode Summary

Why is PyTorch split into so many libraries? What's the point of these splits? What do Windows, mobile and CUDA have to do with the library splits?

Episode Notes

Why is PyTorch split into so many libraries? What's the point of these splits? What do Windows, mobile and CUDA have to do with the library splits?

Further reading:

• c10 folder architecture description https://github.com/.../wiki/Software-Architecture-for-c10
• Implementation of the TORCH_API visibility macros https://github.com/.../blob/master/c10/macros/Export.h
• An example of virtual call based hook to break library structure https://github.com/pytorch/pytorch/blob/master/c10/core/impl/DeviceGuardImplInterface.h