Override the resolve_library_path in FBCode (#17497)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/17497
The following problems have been addressed: 1) import torch.ops correctly, 2) make realpath call optional
Reviewed By: dzhulgakov
Differential Revision: D14094358
fbshipit-source-id: 2f9a6fca656867287a7c82c465a4554384ff7323
