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* branch off of initial permutation jax-triton PR
Signed-off-by: tdophung <tdophung@nvidia.com>

* Set 0 as the size of dummy tensors to reduce memory usage.
Signed-off-by: tdophung <tdophung@nvidia.com>

* Correct setting of permuted_probs_stride_token, unpermuted_probs_stride_token and unpermuted_probs_stride_expert in unpermutation
Signed-off-by: tdophung <tdophung@nvidia.com>

* Implement primitives, wrapper, test for wrapper, edit trit
on binding to accomodate scalars
Signed-off-by: tdophung <tdophung@nvidia.com>

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

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* Change implemementation of VJP functions to match correct pattern. Deduce some static scalar args from shapes of inputs. Accept B, S instead of num_tokens. Change test to use value_and_grad to test vjp funcs properly
Signed-off-by: tdophung <tdophung@nvidia.com>

* formatting
Signed-off-by: tdophung <tdophung@nvidia.com>

* fix pylint
Signed-off-by: tdophung <tdophung@nvidia.com>

* fix test to compare to the correct reference impl. relax 1 tol for grad compare, fix lint the rightway
Signed-off-by: tdophung <tdophung@nvidia.com>

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

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* fix test_permutation to use value_and_grad for reference impl, tighten tols, and add unpermute with probs for token combine bwd rule
Signed-off-by: tdophung <tdophung@nvidia.com>

* added forgotten file in prev commit
Signed-off-by: tdophung <tdophung@nvidia.com>

* format
Signed-off-by: tdophung <tdophung@nvidia.com>

* merge with_probs to without_probs
Signed-off-by: tdophung <tdophung@nvidia.com>

* add aserts and fix lint
Signed-off-by: tdophung <tdophung@nvidia.com>

---------
Signed-off-by: tdophung <tdophung@nvidia.com>
Co-authored-by: Ming Huang <mingh@nvidia.com>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>