pytorch

9f75de27 - Move common autograd utils functions from gen_variable_type.py to api/autograd.py. (#53340)

Move common autograd utils functions from gen_variable_type.py to api/autograd.py. (#53340) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/53340 Test Plan: Imported from OSS Reviewed By: nikithamalgifb Differential Revision: D26973914 Pulled By: ailzhang fbshipit-source-id: 8367a08b27b25808782c77aadc3c67d07c354957