Merge pull request !4776 from ZiruiWu/map_callback_follow_up

fix review cmts

fix ci

fix Ci

fixci

address ci

ci

- add timeout
- add more test cases

fix CI

address review cmts

Merge pull request !4883 from zhoufeng/xiu-ba-ge

Signed-off-by: zhoufeng <zhoufeng54@huawei.com>

Merge pull request !4314 from nhussain/clean_up_bindings

Merge pull request !4843 from xychow/remove-ccsrc-common-h

replace frontend/operator/ops.h in backend with base/core_ops.h as
backend should not use any frontend-only primitive

Merge pull request !4796 from xiefangqi/fix_randomdata_ut

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 !4696 from jiangzhiwen/jzw/c_api_csv

Merge pull request !4622 from hexia/http_init

Merge pull request !4498 from heleiwang/gnn_distributed

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

try to display image

Merge pull request !4614 from zhoufeng/code-compile-performance

Merge pull request !4425 from fary86/fix_if_no_return_coredump

Signed-off-by: zhoufeng <zhoufeng54@huawei.com>

Merge pull request !4639 from vlne-v1/rename_param_value

Merge pull request !4367 from MahdiRahmaniHanzaki/cutmix

Merge pull request !4423 from lianliguang/add-reshape-type-to-tensor

Merge pull request !2948 from amongo/FixControlFlow

add join for ref

adjust env eliminate to eliminate all env ops

add partial app cache

resolve while endless

fix env eliminate

support for "for while" cases

fix join shape error

Merge pull request !3769 from Alexey_Shevlyakov/ColorOp

Merge pull request !4402 from luoyang/c-api-pyfunc

Merge pull request !4418 from huanghui/unique-with-pad-cpu-kernel

Merge pull request !4322 from EricZ/bitmap_support

Merge pull request !4383 from genglishuai/genglshOK

Merge pull request !4366 from TinaMengtingZhang/cpp-api-repeat-count

Merge pull request !2557 from huanghui/unsorted-segment-sum-fission-pass