PGFLMG

[WIP][DO NOT MERGE] feat : add Python pass for DRR

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### PR Category User Experience ### PR Types New features ### Description 这是DRR Pass的初版，一份可能的使用样例： ```python import paddle import paddle.pir as pir def matmul_transpose_fuse_pass(): python_ctx = pir.DrrPatternContext() def pattern_pass(): python_pat =...

## Motivation Stack PR: [1/2]: https://github.com/sgl-project/sglang/pull/5847#event-17439387208 Todo: support cudagraphs for block sparse attention backend ## Modifications ## Checklist - [x] Format your code according to the [Code Formatting with Pre-Commit](https://docs.sglang.ai/references/contribution_guide.html#code-formatting-with-pre-commit)....

[chore] update torch version to 2.9

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## Motivation As titled, update torch version to 2.9 ## Modifications ## Accuracy Tests ## Benchmarking and Profiling ## Checklist - [x] Format your code according to the [Format code...