* add paddle.optimizer.lr.CyclicLR

* add unittest of CyclicLR

* fix code format

* fix bug

* try

* fix CI-Coverage

* fix ValueError

* fix arguments assgin

* fix code format and retry pulling develop to pass ci

* fix typo

* Refactor

* fix function-redefined in test_lr_scheduler.py

* update

* fix conflict

* update

* gamma->exp_gamma

* polish docs

* fix code-style

* adjust code format again

* change format of __all__ in lr.py

【Hackathon No.17】为 Paddle 新增 paddle.nn.CosineEmbeddingLoss 和 paddle.nn.functional.cosine_embedding_loss API (#41680)

* add cosine embedding loss API

* new version

* new version

* new version

* set label to int32

* new version

* new version-test

* new version

* new version

* new version

* new version

* new version

* new version

* new version

* new version

* new version

* new version

* new version

* new version

* new version

* new version

* new version

* new version

* aligning to Chinese document

* add name parameter

* activate CI

* fix format error

* unit test code format

* format code

* move_group_norm

* move group norm backward

* fix code format

* modify code according comment

* [Dy2stat]Add RollBack into original dygraph function for @to_static

* fix unittest

* Polish codes and memory usage for fused_gate_attention.

* Fix wrong reduce_dims in fused_gate_attention when computing gradient of nonbatched_bias.

* add use_master_acc_grad

* add ut

* fix bugs of reducer

* update

* update

* [MLU]support cast double type

* [MLU]fix cast test

* Update creation.py

* Update search.py

* Update search.py

* Update xavier.py

* Update xavier.py

* Update pooling.py

* Update pooling.py

* Update pooling.py

* Update search.py

fix the unittest bug of none grad of margin_cross_entropy when FLAGS_retain_grad_for_all_tensor change default setting (#43241)

* fix gradient merge

* bug fix

* update annotation

* use yapf to format all python file

* yapf exclude two unittests file for they rely on writing and reading file, and format will break them

* disable diff_py_file because too many diff files cause command following failed

* Add generate_proposals_v2 op and unittest for kunlun. *test=kunlun

* Add the assign op to xpu2_op_list and expand the function of gather op. Add the unit-test of generate_proposals_v2. *test=kunlun

* [Eager] FLAGS_retain_grad set false

* Add FLAGS_retain_grad_ for some tests

* Add FLAGS_retain_grad_ to some tests

* modified set_flags

* modified set_flags

* fix windows-ci and windows-openblas-ci

* import paddle.fluid

* Adapt XPUPS - 1st version - 3.24

* Adapt XPUPS - update XPU PushSparse -  2nd version - 3.24

* Adapt XPUPS - add XPU PullSparseOp - 3nd version - 3.25

* refactor heter comm kernel

* update. test=develop

* Adapt XPUPS - modify by compilation - 4th version - 3.27

* update calc_shard_offset. test=develop

* update xpu kernel. test=develop

* update args of calc_shard_offset

* update. test=develop

* remove customGradMerger

* update. test=develop

* heter_comm update

* heter_comm update

* update calc_shard_offset. test=develop

* heter_comm update

* update args of calc_shard_offset

* update. test=develop

* remove customGradMerger

* update. test=develop

* fix. test=develop

* update. test=develop

* update. test=develop

* update optimizer kernel

* Adapt XPUPS - use WITH_XPU_KP and modify wrapper kernel function - 5th version - 3.30

* update. test=develop

* update pslib.cmake

* update. test=develop

* update. test=develop

* update. test=develop

* update. test=develop

* update. test=develop

* Adapt XPUPS - modify by kp compilation  - 6th version - 3.30

* update. test=develop

* update. test=develop

* update. test=develop

* update optimizer kernel

* update. test=develop

* update. test=develop

* update. test=develop

* update. test=develop

* update. test=develop

* update. test=develop

* update. test=develop

* update. test=develop

* fix. test=develop

* fix. test=develop

* used by minxu

* update heter_comm_inl

* fix. test=develop

* Adapt XPUPS - modify by kp compilation  - 7th version - 3.30

* fix. test=develop

* add optimizer kernel. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* 3.31 update

* Adapt XPUPS - update kp compilation path  - 8th version - 3.31

* add optimizer kernel. test=develop

* fix kunlun not support size_t. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix kunlun not support size_t. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* update heter_comm_kernel.kps 3.31

* fix. test=develop

* fix. test=develop

* update heter_comm_kernel.kps 3.31

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* update heter_comm.h 3.31

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* update hashtable. test=develop

* update. test=develop

* Adapt XPUPS - update by kp compilation  - 9th version - 4.1

* update hashtable. test=develop

* fix. test=develop

* update hashtable 4.1

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* Adapt XPUPS - update by kp compilation  - 10th version - 4.1

* fix. test=develop

* fix. test=develop

* fix. test=develop

* update. test=develop

* modify by compilation 4.1

* update. test=develop

* update. test=develop

* fix. test=develop

* modify by compilation 4.1

* update. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* modify by compilation 4.1

* fix. test=develop

* fix. test=develop

* fix. test=develop

* modify by compilation 4.1 19:30

* fix. test=develop

* update ps_gpu_wrapper.kps 4.1

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* Adapt XPUPS - update by kp compilation  - 11th version - 4.1

* fix. test=develop

* Adapt XPUPS - update by kp compilation  - 12nd version - 4.2

* fix. test=develop

* fix. test=develop

* modify by compilation 4.2

* 4.2 update

* fix. test=develop

* template init. test=develop

* update 4.6

* fix. test=develop

* template init. test=develop

* 4.6 modify by compilation

* hashtable template init. test=develop

* hashtable template init. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=devlop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=devlop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* Adapt XPUPS - update by kp compilation  - 13nd version - 4.7

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* 4.11 update

* fix. test=develop

* fix. test=develop

* 4.11 update

* update by pre-commit

* fix. test=develop

* fix. test=develop

* fix. test=develop

* fix. test=develop

* 4.12 update

* fix. test=develop

* Adapt XPUPS - update by kp compilation  - 14th version - 4.13

* 4.13 update

* 4.14 update

* 4.14 update

* 4.14 update

* 4.14 modify by merged latest compilation

* retry CI 4.14

* 4.15 pass static check

* 4.15 modify by gpups CI

* 3.16 update by gpups CI - modify ps_gpu_wrapper.h

* 4.16 update

* 4.16 pass xpu compile

* 4.16 retry CI

* 4.16 update

* Adapt XPUPS - adapt BKCL comm for XPUPS - 4.24

* update by compilation

* Adapt XPUPS - register PSGPUTrainer for XPUPS - 4.25

* update device_worker_factory

* Adapt XPUPS - split heter_ps into .cu and .cc - 4.27

* Adapt XPUPS - register pull_box_sparse op under XPU_KP - 4.28

* update

* 5.7 modify ps_gpu_wrapper pull_sparse

* 5.11 update ps_gpu_wrapper CopyKeysKernel

* 5.13 modify calc_shard_offset_kernel & fill_shard_key_kernel

* modify fill_dvals_kernel & PullCopy & c_sync_calc_stream - 5.18

* modify PushCopy & fill_shard_grads_kernel & register push_box_sparse - 5.19

* Adapt XPUPS - modify BKCL comm op register - 5.26

* Adapt XPUPS - modify BKCL comm op register - 5.27

* Adapt XPUPS - modify BKCL comm op register - 5.27v2

* Adapt XPUPS - modify BKCL comm op register - 5.27v3

* Adapt XPUPS - modify c_comm_init_all_op to adapt BKCL init - 5.30

* Adapt XPUPS - modify c_comm_init_all_op to adapt BKCL init v2 - 5.30

* Adapt XPUPS - modify c_comm_init_all_op to adapt BKCL init v3 - 5.30

* Adapt XPUPS - modify c_comm_init_all_op to adapt BKCL init v4 - 5.31
Co-authored-by: Nzmxdream <zhangminxu01@baidu.com>

Co-authored-by: Nliupeiyu <liupeiyu@cambricon.com>

* back fl

* delete ssl cert

* .

* make warning

* .

* unittest paral degree

* solve unittest

* heter & multi cloud commm ready

* .

* .

* fl-ps v1.0

* .

* support N + N mode

* .

* .

* .

* .

* delete print

* .

* .

* .

* .

* new general transformer inference support

* support heter reindex

* add unittest, fix bug

* add comment

* delete empty line

* refine example

* fix codestyle

* add disable static

* fix usage of prefetch_factor

* add assert

* add docstring and change prefetch_factor when num_workers=0

* fix doc

* prepare only once

* support CUDAGraph for partial graph

* add ut

* fix ci

* fix ut again because of eager mode

* fix kunlun ci

* fix win ci

* add yaml

* fix infrt compile bugs