* polish

* polish

* relocate regularizer.py

* fix bug

* fix bug

* fix bug

* relocate the import

* replace _regularization_coeff with coeff

* remove the L1DecayRegularizer and L2DecayRegularizer

* move DataLoader to paddle.io. test=develop

* revert p2p communication for xpu

* pp for npu

* update

* update

* fix xpuplace

* add ut for sync send

* Revert "fix xpuplace"

This reverts commit f89c1d7622426686bc153a3414a42c39e0f4a647.

* add ut for pp sync send

* rm unusable ut

* update

* support OD level and skip dynamic loss scaling for bf16

* polish

* polish

* polish

* polish

* polish

* polish

* polish

* polish

* polish

* polish

* polish

* polish

* polish

* polish

* polish

* polish

* polish

* polish

* polish

* polish

* polish

* remove ASCEND* keyword in doc

* fix PR-CI-Codestyle-Check error

* mv WITH_ASCEND_CL

* mv WITH_ASCEND

* rollback

* remove WITH_ASCEND

* remove WITH_ASCEND

* mv WITH_ASCEND_CL

* mv WITH_ASCEND

* rollback

fix merge conflicts

* add gloo gather

* add gloo_tools

* fix CI bug

* use gloo gather

* remove redundant code

* fix process_group_gloo.py

* rename send_recv

* fix conflict

* fix conflict

* fix codestyle

* fix CI bug

* add PADDLE_ENFORCE_NE

* remove op.py

* [Zero-Dim] change Tensor.numpy() usage to other equivalent usage, avoid hack (#52197)

* [BugFix] fix compute error in fused_dropout_add (#52261)

* fix bg

* add utest

* add utest

* [CodeStyle][UP034] remove (()) cases (#52060)

* add up34

* modify var name in loop

* revert changes in test_slice

* Revert "modify var name in loop"

This reverts commit 6d748e371afb417054ed0c6b36fd11e87959a90d.

* temporarily ignore test_slice.py

* add comment

* empty commit, re-trigger all ci

* fix inc

---------
Co-authored-by: NSigureMo <sigure.qaq@gmail.com>

* [AMP OP&Test] add unittest for log_softmax (#52264)

* Fix_Linux_[-Wterminate]warning (#52186)

* [CustomOP Inplace] Automap inplace dtype and shape, prepare for vector<Tensor> output (#52214)

* [CustomOP Inplace] Automap inplace dtype and shape, prepare for vector<Tensor> output

* delete dtype,shape func of multi_inplace op

* [CustomOP Inplace] Automap inplace dtype and shape, support vector<Tensor> output

* [CustomOP Inplace] Auto-generate python API for inplace vector<Tensor> output

* [AMP OP&Test] add float16 optest for reshape_op (#51678)

* [AMP OP&Test] add float16 optest for reshape_op

* add public_python_api

* [AMP OP&Test] Add fp16/bf16 to clip op (#52158)

* add fp16/bf16 to clip op

* fix as reviewed

* update test_clip_op.py

* update test_clip_op.py

* fix bug

* fix code style

* fix bug

* fix bug

---------
Co-authored-by: Zhou Wei <1183042833@qq.com>
Co-authored-by: NShenLiang <1422485404@qq.com>
Co-authored-by: N张春乔 <83450930+Liyulingyue@users.noreply.github.com>
Co-authored-by: NSigureMo <sigure.qaq@gmail.com>
Co-authored-by: NCcc <52520497+juncaipeng@users.noreply.github.com>
Co-authored-by: NGalaxy1458 <55453380+Galaxy1458@users.noreply.github.com>
Co-authored-by: NHongyuJia <jiahongyu@baidu.com>
Co-authored-by: Nzhaoyingli <86812880+zhaoyinglia@users.noreply.github.com>
Co-authored-by: Nwuyefeilin <30919197+wuyefeilin@users.noreply.github.com>

* gather with doc

* resolve comment

* polish

* polish

* code style

* polish doc

* add_test

* polish

* polish

* add test check

* add test check

* polish

* polish

* polish

* polish

* fix_time_out

* polish

* fix timeout

* fix_timeout

* polish

* polish

* polish

* polish

* polish

* autofix
Co-authored-by: NLiyulingyue <83450930+Liyulingyue@users.noreply.github.com>

* revert changes in python/paddle/distributed/fleet/utils/hybrid_parallel_util.py

* empty commit, trigger ci

* fix test_slice

---------
Co-authored-by: NSigureMo <sigure.qaq@gmail.com>

* fix bug in proto

* add utest

* support python object input data broadcast for model parallel

* add unittest

* fix

* fix concat 0D tensor

* fix codestyle

[CodeStyle][C416][C417] rewrite unnecessary comprehension with function call and use generator instead of map (#52140)

* codestyle c416 c417

* fix error

* fix inc

* unify all C4 rules into one

* fix inc

---------
Co-authored-by: NSigureMo <sigure.qaq@gmail.com>

* add gloo  send_recv

* fix code_stype

* fix CI bug

* fix send_recv.cc

* add send_recv without sync_op

* fix send_recv test

* fix gather.cc

* [Test Mv] move collective/multinode to test dir

* add CMakeList.txt to test/collective

* add bash_test_modules

* adjust the order

* recover bash_test_modules

* add_subdirectory(collective)

* resolve conflicts

* resolve conflicts

* add all_reduce, reduce kernel and api

* fix all_reduce reduce ut

fix reduce op maker conflict

fix merge conflicts

* fix conflicts, rename ReduceOp->ReduceBaseOp in reduce_ops

rename allreduce op, to remove

* fix code format

fix comments

* modify test_collective_reduce_api ut timeout

* fix PR-CI-Build

fix comments: format phi operator

* delete old dygraph op test

[CodeStyle][C408][C409][C410] Fix unnecessary <dict/list/tuple> call and unnecessary <list/tuple> passed to <list/tupule>() (#51928)

* autofix

* add select config

* autofix C410

* add C410 select

* fix raw_program_optimizer not apply when using amp

* fix CI

* remove fluid.data

* fix typro

* fix somme unitest error

* fix conflicts

* fix sample code error

* fxi sample coder error

* fxi sample code error

* fxi sample code error

* fix xpu test error

* fix xpu test error

* Delete ps_pb2.py

* fix test error

* fix typro

* fix sample code error

* fix comments

* fix test norm op data

* fix sample code error

* fix conflicts

* [Zero-Dim] Support output 0D for argmin/argmax/median/kthvalue/mode/equal_all/allclose

* fix CI

* remove super call with parameters

* fix bug

* remove no used fluid beam_search_decoder

* move Layer and related helper to paddle.nn.common

* modify Layer references from dygraph.layers.Layer to paddle.nn.common.layers

* stash changge

* remove fluid layer_object_helper, layers.py

* remove fluid layers init

* add setip

* fix unitest

* delete layers in fluid.dygraph

* merge paddle.tensor.stat,py

* fix circle import

* fix curcle import

* remove redundant in_dygraph_mode import

* revoce paddle.nn.common.* in fluid.__init__

* recovery nn.rnn

* paddle.frame use lazy import import paddle.jit to avoid circle import

* remove left dygraph.layers ref

* merge develop

* fix import error

* fix test error

* fxi merge error

* fix test fluid.Layer

* fix test error

* fix test error

* fix import error

* fix import error

* fix comments

* fix circle import

* fix rnn import error

* fix circle import

* migrate fill_constant to paddle.tensor

* move fill_constant to paddle.tensor and repalce the reference

* add missing fill_constant replacement

* fix typro

* remove unused import fill_constant

* fix zeros import error

* fix circle import

* fix layers.zeros

* fix unitest

* fix unitests

* fix unitest

* use paddle.full replace fill_constant in samplecode

* fix sample code

* recovery xpu test

* recovery xpu test

* fix circle import

* fix utils import error

* fix utils error

* fix circle import

* redo

* fix circle import

* fix prim fill constant import

* fix type error

* fix increase error

* fix test error

* fix fill_constant

* remove unit tests about GraphExecutionOptimizer

* remove test file

* add all_gather and fix conflicts

* fix code format

* fix ut

* fix broadcast ut