pytorch

2a442f5d - Revert D18499601: Add missing operators for PyText model.

Revert D18499601: Add missing operators for PyText model. Test Plan: revert-hammer Differential Revision: D18499601 Original commit changeset: 8a38d3d809ee fbshipit-source-id: 4f28f291bd7020f1fc9fc313bc766b5dbf5b1b90