Samir Nasibli

# Description Part of the #1568 splitting work follow up changes after Datamanagement update for sparsity data ( #1568 ) TBD tests and other requirements NOTE: the need for this...

update github template and CONTRIBUTING.md

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# Description I am proposing some changes on our github templates for PRs. let's discuss unification of our PRs. Please propose your suggestions for the each section. Based on https://github.com/oneapi-src/oneTBB/blob/master/.github/pull_request_template.md

# Description checkout from #1379 * Using dpnp testing in onedal4py module * integration dpnp into onedal.linear_regression and onedal.cluster # TODO * deatailed description for the PR * WIP

ENH: using `CCL` backend

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# Description * updating setup files for building with `oneccl` ## TODO: * ci job for building with `oneccl` * updating examples * implementing `sklearnex.spmd.set_backend` function (`mpi`, `ccl` backends)

ENH: initial `_array_api` module + for `dpnp`/`dpctl` extension

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# Description Please do not merge/review yet. # TODO * remove utils._namespace module and move some funcs from there to _array_api * check for dpnp/dpctl and branches where it is...

ENH: Buffer API interop - data management update

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# Description DRAFT TBD

ENH: kernels for `random.vonmisses`; part 2

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## Description Enable computations on devices [CPU/GPU]. ## Tests * DPNP own: ```shell tests/test_random.py::TestDistributionsVonmises::test_moments[large_kappa] PASSED tests/test_random.py::TestDistributionsVonmises::test_moments[small_kappa] PASSED tests/test_random.py::TestDistributionsVonmises::test_invalid_args PASSED tests/test_random.py::TestDistributionsVonmises::test_seed[large_kappa] FAILED tests/test_random.py::TestDistributionsVonmises::test_seed[small_kappa] FAILED ``` * \+ numpy external ## TODO...

## Description Third-party cupy fft tests fails with assertion error even if dpnp doing fallback [CPU/GPU] ```bash FAILED tests/third_party/cupy/fft_tests/test_fft.py::TestFft2_param_7_{axes=(), norm=None, s=None, shape=(3, 4)}::test_fft2 - AssertionError: Parameterized test failed. FAILED tests/third_party/cupy/fft_tests/test_fft.py::TestFft2_param_7_{axes=(),...

## Description `usm_ndarray` interface is not compatible with some `third-party/cupy` test cases. `numpy.ndarray` for `flags` method returns `numpy.flagsobj`, while `usm_ndarray` returns `int` val for `flags` method. `third-party/cupy` test cases require...

## Description All `fft.fft` tests (third_party(cupy) and dpnp own) are failed on both devices (GPU and CPU). On GPU dpnp.fft.fft call occurs Fatal error. ## Reproduce See #819