pytorch

e016a424 - Revert D15944971: [pytorch][PR] merge interfaces that have an optional scalartype parameter

Revert D15944971: [pytorch][PR] merge interfaces that have an optional scalartype parameter Differential Revision: D15944971 Original commit changeset: 53473c370813 fbshipit-source-id: a18158b448cb8993b12e1a3bf2c2a3e0d6df6b10