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Why not use torch.save(model, PATH) to serialize the entire model?

3

Hi, in https://github.com/ucbrise/clipper/blob/develop/clipper_admin/clipper_admin/deployers/pytorch.py#L201, I found clipper serializes the model and weight separately using `cloudpickle` and `torch.save(the_model.state_dict(), PATH)`. I'm curious why does clipper do this serialization separately? From https://pytorch.org/docs/stable/notes/serialization.html, pytorch can...