pytorch

b33ae23c - Revert D20794765: [pytorch][PR] Improve C++ API autograd and indexing docs

Revert D20794765: [pytorch][PR] Improve C++ API autograd and indexing docs Test Plan: revert-hammer Differential Revision: D20794765 Original commit changeset: fad623e5d505 fbshipit-source-id: 041fb7257d4978a3767d8229d70d6f3cc55e5f28