pytorch

55663b7f - Reland 3 of Symintify getitem and add the required helper functions (#86207) (#86487)

Reland 3 of Symintify getitem and add the required helper functions (#86207) (#86487) Note that this might not cover every use of the function (we know it doesn't) But this is enough to get few models passing. Pull Request resolved: https://github.com/pytorch/pytorch/pull/86487 Approved by: https://github.com/ezyang