Merge pull request !6905 from lixiachen/CacheOp_dev

Merge pull request !6017 from ZiruiWu/per_batch_map_multi_col

decided to use project after batch as well

per_batch_map 1->x colunm works

add more test case

add test cases, project after map

col order hahaah

fix ci

add test cases

addr review cmts

ci

fix build err

fix test case failure

ci

Merge pull request !6113 from xiefangqi/md_unify_seed

Merge pull request !6142 from xiefangqi/md_fix_map_issue

Merge pull request !6090 from lixiachen/disable_cache

fix CI

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

change ImagefolderDV2 name

change ds.transforms.vision to ds.vision

change batch api to match map api more closely

compose op changes

test_pylint

remove compose op from vision, move to transform module, refactor map and batch to use column_order

2. fix test_graphdata_distributed.py failing randomly

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 !4383 from genglishuai/genglshOK

Merge pull request !3651 from jiangzhiwen/dataset/change_num_samples

Add parameter verification

Merge pull request !2934 from heleiwang/gnn_july

fixed random_apply tests

fix validators

fixed random_apply tests

fix engine validation

add fix to random resize decode crop test case

fix pylint issues

Merge pull request !2380 from xiefangqi/xfq_fix_coco_issue_01