GitLab

* fix debug compilation

* fix

* revert

* udp

* simplify

* sddmm dot cpu

* upd

* format

* upd

* compatible with MJ's PR

* lint

* upd

* upd

* upd

* python end

* upd

* upd

* lint

* lint

* upd

* upd

* upd

* upd

* upd

* lint

* fix mxnet

* upd

* lint

* use minjie's ptr

* macro

* upd

* reorg

* lint

* fix corner cases

* upd

* enrich cpu docs

* upd

* upd

* lint

* lint

* pylint

* sx review

* improve docstring

* python doc

* upd

* restructure

* lint

* upd test

* upd

* pylint

* fix corner cases and test

* add cuda utils; change g.to; add g.device

* split array.h into several headers

* cuda index select

* file

* three cuda kernels

* add cuda elementwise arith and several others

* cuda CSRIsNonZero

* fix lint

* lint

* lint

* fix bug in changing ctx to property

* address comments

* remove unused codes

* address comments

* add cuda source

* moving codes from kernel2 branch

* operator overloading

* Better error message for unsupported device

* fix c tests

* coo sort using cusparse

* move test_rpc to distributed

* lint

* address comments and add utests
Co-authored-by: Jinjing Zhou <VoVAllen@users.noreply.github.com>
Co-authored-by: Chao Ma <mctt90@gmail.com>
Co-authored-by: xiang song(charlie.song) <classicxsong@gmail.com>