pytorch

bb157dd4 - Make methods of internal file_obj visible from StreamWrapper (#71653)

Make methods of internal file_obj visible from StreamWrapper (#71653) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/71653 Test Plan: Imported from OSS Reviewed By: NivekT Differential Revision: D33718749 Pulled By: ejguan fbshipit-source-id: f3a8244f22ca37049b8678afa0e329b23c957a9d (cherry picked from commit a4d12ca48ec153ad5f058152e7df4a9a1421b184)