add 2 test cases to IRNode Deepcopy()

address review cmts

fix ut

samplerObj copy

ci

fix ci

fix ci round III

address further review cmts

add a missing macro

fix merge conflict

fix complie err

fix lite compile err

fix compile err

fix lite compile round III

address an issue

fix minor comments

Added execute tests for server

fix CI round I

fix ci round II

address review cmts

fix ci round II

Merge pull request !7866 from luoyang/c-api-pyfunc

stage II tree_adapter

add test case for tree_adapter

use dfs to build tree

add more test case

add test case

fix ci

fix ci round 2

fix ci round 3

fix ci round 4

fix complie error

fix ci round 6

fix ci round 7

fix ci round 8

fix ci round 9

Merge pull request !5300 from nhussain/slice_op

add string implementation, can handle partial string slices

finish core implementation, added Index object

fix up the logic

add in new SliceOption object, cleaning up tests

Merge pull request !5961 from xulei/lite_test0905

ci fix 1

fix ci 2

fix ci 3

fix ci 4

fix ci 5

fix ci 6

fix ci 7

change var name in CelebA from dataset_type to usage

address review cmts

fix cpp ut fail

change mode to usage in VOCDataset

fix cmts

fix ci test case fail

fix to support schema=nullptr

Added linter fix for album dataset

Added testDataset

Adding signature

Added JsonDataset example API

Example dataset

Resolving format

More fixing

Refactor

Small fix

Added compiling album dataset

Running tests

Added linter fix #1

Passing UT

Added dataset API

Addressing clang

Clang part 2

Fixing pass

Fixed tree check

lint fix

Added lint fix part 2

Merge pull request !4314 from nhussain/clean_up_bindings

implment pause in MapOp, added more to callback

add ds_callback

- Initial drop of Python DSCallback

- Pybind DSCallback

- Pybind DSCallback

added callback to mapOp

- de_pipeline DSCallback

- de_pipeline DSCallback

add test case, segfault for now

fix seg fault

- de_pipeline DSCallback

remove 1 line

update callback test case, now works

use builder class for mapOp callback

- de_pipeline DSCallback

- de_pipeline DSCallback

- de_pipeline DSCallback

better test case

minor fix

add comments and minor clean ups

get rid of nullptr in MapOp, use other flag instead

fix a bug ParseMapOp only takes 1 callback

- Added WaitedDSCalabck

refactor callback param

fix text case incorrect number

- added testing

fix cpp test case

- added testing

- revert back lenet changes

- cleanup test_callbacks.py

- cleanup test_callbacks.py

fix CI stage I

fix CI stage II

fix CI and update epoch counter

- add validation
- add more testing  test_callbacks.py

use random data op to do tests

adjust when to call EpochBegin/End

- add repeat with callback

- addressing reviewers' comments

- docstring and CI fixes

- docstring and CI fixes

- docstring and CI fixes

- rebase with upstream/master

fix cpp test case

fix review comments

addr review cmts, add test case

Merge pull request !4422 from xiefangqi/xfq_c++api_randomdata

Merge pull request !4367 from MahdiRahmaniHanzaki/cutmix

Merge pull request !4322 from EricZ/bitmap_support

Merge pull request !3819 from jiangzhiwen/jzw/c_api_clue

Merge pull request !3771 from cathwong/ckw_c_api_textfile_nosampler

Merge pull request !3850 from islam_amin/randomaffine_op

Merge pull request !3917 from luoyang/c-api

split into datasets

review fix

fix merge issues

fixed minddata lite build issues

Added Distributed sampler option

Fix style

Added input check

Added SwapRedBlue