* remove full reserved strategy

* fix inplace error

* [Paddle-Inference] support transformer generation: some passes

* add approval for eager CI

* add wiki manual

* Use tempfile to place the temporary files

* Revise test_bert to use tempfile for temporary files

* Use tempfile for test_transformer

* Fix test_dataset file race

* add tile double_grad yaml and test case

* add expand double yaml and test case

* add clip dobule grad yaml and test case

* add concat dobule grad yaml and test case

* change the output format of C++ backward api

* fix merge conflict

* fix sparse api code auto-gen

* fix eager_gen bug

* fix bug of output is null

* fix bug of conv2d_grad_impl

* fix optional grad

* fix bug of eager-gen double_grad

* fix bug

* fix multiply_double_grad bug

* remove node pruning

* Add int8 scales gathering pass for convolution

* Fix typo

* Add unittest

* Add corrected unit test

* Change test name

* Remove enabling mkldnn in test

* Speed up test

* Change max examples

* Add functional test

* Change test name

* Add new test case

* Rename pass

* add conv2d_transpose_double_grad yaml

* add test_conv_transpose double_grad test case

[New API] add API paddle.vision.transforms.RandomPerspective and paddle.vision.transforms.perspective (#42390)

* add RandomPerspective and perspective

* fix UT, clean codes

* fix UT

* add batch transform

* remove batch in tensor func

* fix typos and coments, test=develop

[New API] add API paddle.vision.transforms.RandomAffine and paddle.vision.transforms.affine (#42278)

* add affine codes

* adjustment codes

* fix test case

* fix F_cv2.affine

* clean codes, add UT

* fix UT

* fix UT

* fix UT shear

* add functional test_errors

* fix typos and coments, test=develop

* print start time, end time for each compilation command

* add process info

* update to popart v2.5.0

* use a specific version of sdk2.5.0

* support diff batch for sparse of eagerreducer

* fix

* swish refactor

* bug fix

* trt7 non-linear bug fix

* improve introduction of bfgs args; test=document_fix

* modify according to zhouwei's comment; test=document_fix

* change logic for optimize

* modifty

* [Auto Parallel] Refactor the engine api and parallelizer

* [Auto Parallel] Fix the default dist op for the slice op

* [Auto Parallel] Fix the format of planer.py

* [Auto Parallel] Fix a bug

* Readd conv_affine_channel fuse pass as mkldnn pass

* Fix formatting

* Add new test to parallel_UT_rule.py

* Fix Coverage and Windows CI issues

* Revert "Fix Coverage and Windows CI issues"

This reverts commit f33459846385c9fd51c07f9f44e7ff283a652637.

* Fix CI errors

* Remove unnecessary conv_eltwise_add_affine_channel fuse pass

* Remove test from parallel_UT_rule.py

* [Eager] fix sharding under eager mode

* [Eager] fix several sharding test under eager mode

* Recover using _test_eager_guard

* Ensured fleet.init under legacy

* Ensured fleet.init under legacy

* Fix CI issue, re-definition strategy and call fleet.init() in stage2_offload

* Modified dygraph_group_sharded_api.py, move fleet.init to a better line

* back fl

* delete ssl cert

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* make warning

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* unittest paral degree

* solve unittest

* heter & multi cloud commm ready

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* arm_brpc compile

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* only output is ok

* base is ok

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* add switch server bin

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* adapt brpc ssl

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* fix heter_server & heter_client

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* int->int64_t

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* safe map in multithread

* fix heter unitest

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* fix code_style

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* fix bug

* .

* - shape mkldnn adapted to NHWC

- NHWC shape mkldnn ut

- fixes to UT

- Fix to UT

- Fixes to UT

- Fix of compilation

* - lint candidate fix

* added fill_constant kernel

* CI fix

* ci fix

* switched from nan to zero memory

* CI FIX

* ci fixes

* CI rerun

* ci fix

* minor change

* CI rerun

* Create elementwise_heaviside_op.cc

* add ElementwiseHeavisideFunctor

* Create test_elementwise_heaviside_op.py

* 增加heaviside的python接口

* add heaviside in white list

* 增加heaviside的签名

* 增加heaviside的核函数

* 增加heaviside梯度的核函数

* 增加heaviside梯度的注册

* 调整代码格式

* Update elementwise_sig.cc

* add heaviside in __all__

* Update heaviside docs

* Update math.py

* Update math.py

* Update math.py

* print mem

* refine

* refine

* refine

* refine