Summary:
There is a module called `2to3` which you can target for future specifically to remove these, the directory of `caffe2` has the most redundant imports:
```2to3 -f future -w caffe2```
Pull Request resolved: https://github.com/pytorch/pytorch/pull/45033
Reviewed By: seemethere
Differential Revision: D23808648
Pulled By: bugra
fbshipit-source-id: 38971900f0fe43ab44a9168e57f2307580d36a38
Summary:
In this diff :
[1] Change the output from generating all paths from root to labels to TreeProto.
TreeProto itself is required by inference and we can use hsm_util to get the
paths from TreeProto.
[2] Fix hsm_util index assigment.
Differential Revision: D4416731
fbshipit-source-id: 657d8b9b4df6fa30c9f92d391cf7e07b5c5db1f8