pytorch

2bb166ed - Revert D17228224: [pytorch][PR] add torch.nn.Identity to __init__.pyi.in

Revert D17228224: [pytorch][PR] add torch.nn.Identity to __init__.pyi.in Test Plan: revert-hammer Differential Revision: D17228224 Original commit changeset: a8d36240892b fbshipit-source-id: a21002b55305f2a03f1f4ba44a7cff6cb9f66c51