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* add prob permute; fix fp8tensor
Signed-off-by: Hongxiao Bai <hongxiaob@nvidia.com>

* [pre-commit.ci] auto fixes from pre-commit.com hooks

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* revert unnecessary changes in UT
Signed-off-by: Hongxiao Bai <hongxiaob@nvidia.com>

* remove unnecessary probs dtype convert
Signed-off-by: Hongxiao Bai <hongxiaob@nvidia.com>

* keep the output nums if probs is not provided
Signed-off-by: Hongxiao Bai <hongxiaob@nvidia.com>

* [pre-commit.ci] auto fixes from pre-commit.com hooks

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* refine the doc string
Signed-off-by: Hongxiao Bai <hongxiaob@nvidia.com>

* fix lint
Signed-off-by: Hongxiao Bai <hongxiaob@nvidia.com>

* use fp32 compute type
Signed-off-by: Hongxiao Bai <hongxiaob@nvidia.com>

* style fix
Signed-off-by: Hongxiao Bai <hongxiaob@nvidia.com>

* fix empty input return
Signed-off-by: Hongxiao Bai <hongxiaob@nvidia.com>

* separate prob related functions out
Signed-off-by: Hongxiao Bai <hongxiaob@nvidia.com>

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci



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Signed-off-by: Hongxiao Bai <hongxiaob@nvidia.com>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Xin Yao <xiny@nvidia.com>
Co-authored-by: Phuong Nguyen <phuonguyen@nvidia.com>

* add mask-based moe permutation

* change moe_chunk_permute to moe_sort_chunks_by_indices

* fix __all__ in pytorch/permutation.py

* fix func/var names and typos; update tols in UT

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Signed-off-by: Hongxiao Bai <hongxiaob@nvidia.com>
Co-authored-by: Phuong Nguyen <phuonguyen@nvidia.com>
Co-authored-by: Tim Moon <tmoon@nvidia.com>