pytorch

ba3a90b5 - Revert D28819780: [TensorExpr] Fix handling of 0-dim tensors.

Revert D28819780: [TensorExpr] Fix handling of 0-dim tensors. Test Plan: revert-hammer Differential Revision: D28819780 Original commit changeset: f3feff35a1ce fbshipit-source-id: 1dca4ac9cea0b67e9f02800f6d5b3c7e4ae1d81a