list add insert and remove (#17200)
Summary:
See https://github.com/pytorch/pytorch/issues/16662
Pull Request resolved: https://github.com/pytorch/pytorch/pull/17200
Differential Revision: D14144020
Pulled By: driazati
fbshipit-source-id: c9a52954fd5f4fb70e3a0dc02d2768e0de237142
