pytorch

28f9e108 - Pass `_allow_empty_param_list` into func opt ctor (#63163)

Pass `_allow_empty_param_list` into func opt ctor (#63163) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/63163 Test Plan: Imported from OSS Reviewed By: mrshenli Differential Revision: D30284615 Pulled By: andwgu fbshipit-source-id: 4857f5b618ec5b007648737ab532ce605e5d70dc