pytorch

880098a7 - [PyTorch Edge] Backport function for defaults args with out args, flag on (#63651)

[PyTorch Edge] Backport function for defaults args with out args, flag on (#63651) Summary: 1. Enable support for operators with default args and out args. For `torch.add(x, h, out=x)`, the number of specified arguments will be 3 instead of 4. 2. Bump bytecode version from 6 to 7 3. Implement backport_v7_to_v6 function. Also slightly refactor the local_thread to allow re-emit operators. 4. unittest to cover backport function 5. Update expect result from 4 to 3 in unit test DefaultArgsWithOutArg to cover the number of specified arguments. Pull Request resolved: https://github.com/pytorch/pytorch/pull/63651 ghstack-source-id: 138539912 Test Plan: ``` caffe2/test/cpp/jit:jit - LiteInterpreterTest.DefaultArgsWithOutArg caffe2/test/cpp/jit:jit - LiteInterpreterTest.DefaultArgsPinvWithOutArg caffe2/test/cpp/jit:jit - LiteInterpreterTest.BackPortByteCodeModelAllVersions ``` Reviewed By: raziel, tugsbayasgalan Differential Revision: D30454080 fbshipit-source-id: 357c50b96682430675142d20d688d1f64e1de307