[ONNX] ONNX dev branch merge 01-06-2021 (#50163)
Summary:
[ONNX] ONNX dev branch merge 01-06-2021
- [ONNX] Support onnx if/loop sequence output in opset 13 - (https://github.com/pytorch/pytorch/issues/49270)
- Symbolic function for torch.square (https://github.com/pytorch/pytorch/issues/49446)
- [ONNX] Add checks in ONNXSetDynamicInputShape (https://github.com/pytorch/pytorch/issues/49783) …
- [ONNX] Enable export af aten::__derive_index (https://github.com/pytorch/pytorch/issues/49514) …
- [ONNX] Update symbolic for unfold (https://github.com/pytorch/pytorch/issues/49378) …
- [ONNX] Update the sequence of initializers in exported graph so that it is as same as inputs. (https://github.com/pytorch/pytorch/issues/49798)
- [ONNX] Enable opset 13 ops (https://github.com/pytorch/pytorch/issues/49612) …
- [ONNX] Improve error message for supported model input types in ONNX export API. (https://github.com/pytorch/pytorch/issues/50119)
- [ONNX] Add a post-pass for If folding (https://github.com/pytorch/pytorch/issues/49410)
Pull Request resolved: https://github.com/pytorch/pytorch/pull/50163
Reviewed By: pbelevich
Differential Revision: D25821059
Pulled By: SplitInfinity
fbshipit-source-id: 9f511a93d9d5812d0ab0a49d61ed0fa5f8066948
