pytorch

17addb30 - Symintify getitem and add the required helper functions (#86207)

Symintify getitem and add the required helper functions (#86207) 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/86207 Approved by: https://github.com/ezyang