GitLab

* Use an internal cuda stream for CopyDataFromTo

* small fix white space

* Fix to compile

* Make stream optional in copydata for compile

* fix lint issue

* Update cub functions to use internal stream

* Lint check

* Update CopyTo/CopyFrom/CopyFromTo to use internal stream

* Address comments

* Fix backward CUDA stream

* Avoid overloading CopyFromTo()

* Minor comment update

* Overload copydatafromto in cuda device api
Co-authored-by: xiny <xiny@nvidia.com>

* enable use for weighted neighbor sampler and biased random walk

* add unit tests

* fix for mxnet/tf

* fix typo

* [Feature] Add CUDA Weighted Randomwalk Sampling

* [Feature] Add CUDA Weighted Randomwalk Sampling

* [Feature] Add CUDA Weighted Randomwalk Sampling

* [Feature] Add CUDA Weighted Randomwalk Sampling

* fix empty prob array && enable non-uniform for restart && enable unit tests

* update doc and guide for randomwalk and pinsage

* update comments
Co-authored-by: zhenliangqiu <ubuntu@ip-172-31-24-245.ap-southeast-1.compute.internal>
Co-authored-by: xiny <xiny@nvidia.com>

* enable uva for pinsage sampler

* unit test

* modify some checks on the python side

* remove legacy random walk code

* update unit test

* update unit test

* fix unit test

* adjust checks

* move some checks to c++

* move max_nodes check to cuda kernel

* fix ci for tf
Co-authored-by: Quan (Andy) Gan <coin2028@hotmail.com>
Co-authored-by: nv-dlasalle <63612878+nv-dlasalle@users.noreply.github.com>

* Update randomwalk_gpu.cu

* Update randomwalk_gpu.cu

* Feat: support API "randomwalk_topk" in library

* Feat: use the new API "randomwalk_topk" for PinSAGESampler

* Minor

* Minor

* Refactor: modified codes as checker required

* Minor

* Minor

* Minor

* Minor

* Fix: checking errors in RandomWalkTopk

* Refactor: modified the docstring for randomwalk_topk

* change randomwalk_topk to internal

* fix

* rename

* Minor for pinsage.py

* Feat: support randomwalk and SelectPinSageNeighbors on GPU

Port RandomWalk algorithm on GPU,
and port SelectPinSageNeighbors on GPU.

* Feat: support GPU on python APIs

* Feat: remove perf print information in FrequenchHashmap

* Fix: modified the code format

Modified the code format as task_lint.sh suggested

* Feat: let test script support PinSAGESampler on GPU

Let test script support PinSAGESampler on GPU,
minor of "restart_prob".

* Minor

* Minor

* Minor

* Refactor: use the atomic operations from the array module

* Minor: change the long lines

* Refactor: modified the get_node_types for gpu

* Feat: update the contributor date

* Perf: remove unnecessary stream sync

* Feat: support other random walk

But the non-uniform choice is still not supported.

* Fix: add CUDA switch for random walk
Co-authored-by: Quan Gan <coin2028@hotmail.com>