pytorch

53eed052 - [fx] store Tracer class on Graph and GraphModule for package deserialization [v2, the re-do] (#63121)

[fx] store Tracer class on Graph and GraphModule for package deserialization [v2, the re-do] (#63121) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/63121 Re-introducing this diff with a small change to ignore setting Tracer classes on GraphModules when the Tracer class is defined not at module-level (prevents pickling). Previous, reverted Pull Request: https://github.com/pytorch/pytorch/pull/62497 Reviewed By: houseroad Differential Revision: D30252776 fbshipit-source-id: 42d2bc846e4b32d00563419c38c02b63cd0986e6