pytorch

8ae7b1c4 - Update functional.py doc (#21510)

Update functional.py doc (#21510) Summary: - Fixes a typo. Pull Request resolved: https://github.com/pytorch/pytorch/pull/21510 Differential Revision: D15731277 Pulled By: ezyang fbshipit-source-id: c3f8e110f5c61e797b857477b495168ea8d63cd5