* [CustomOP Optional] CustomOP supports optional Tensor

* fix test_custom_concat, add pytest to CMakeLists

* remove net_drawer.py

* remove memory_analysis.py

* remove test_memory_analysis.py

* fix raw_program_optimizer not apply when using amp

* fix CI

* max comp

* fix

* add test

* fix

* fix

* fix

* fix

* fix test

* fix api

* add fused_linear_param_grad_add_kernel

* fix compile error

* remove flag

* fix ci compile error

* fix ci compile error

* revert pylayer revision

* fix ci ut

* improve performance

* allow return none when stop_gradient=True

* remove useless code

* refine code

* refine code

* fix test cast

* change more test

* add more tests

* test_accuracy_op

* add create_test_fp/bf16_class

* cast after calculation

* change convert_uint16_to_float_ifneed

* delete TestAccuracyOpFp32 according to PR comment

* fix the rtol setting rules in bfloat16 forward

* [AutoParallel] support bloom

* fix import

* align amp and bf16

* update func name

* clipbyglobalnorm and add_n support bf16

* upgrade amp strategy api

* update bf16 unittest

* fix static clip

---------
Co-authored-by: Nliangjianzhong <liangjianzhong@baidu.com>
Co-authored-by: NAurelius84 <zhangliujie@baidu.com>

* remove DataFeeder.feed_parallel and decorate_reader

* fix CI

* fix CI

* replace assert false with AssertionError

* 修改配置文件多余的部分

* fix batch_norm custom_vjp dtype

* add nhwc test example

* fix typo

* [Fix typo] Fix typo error in grad_node_info.h

* fix varbase_patch_methods.py typo error

* fix more typo errors

* 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

* init

* close cinn

* close cinn

* add public_python_api

* simplify batch_norm composite rule

* polish code

* add public_python_api in prim test

* fix test_squeeze2_op

* move DataType from paddle::experimental to phi

* convert namespace

* convert namespace

* convert namespace

* clarify namespace

* convert more datatype

* Revert "convert more datatype"

This reverts commit 083b462959e6a22d4d8767707b628b95b396642e.

* convert more in auto_code_generator

* fix conflicts for XPU

* fix namespace conflicts

* fix errors

* Revert "fix errors"

This reverts commit f9d9958b54ee32141112274c8a5c3c381ab0f876.

* fix errors

* fix formatting

* fix flash_attention

* Update mp_layers.py

* set order for hybridparallel

* fix bug

* fix ->

* fix ->

* fix ->

* add topology

* fix utest

* add patterns

* add unittest

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

* fix CI

* fix divide zero bug for softmax_with_cross_entropy

* change the single test way

* fix the null pointer in graph_khop_sampler

* fix the case5

* add fp16 unittest

* support bf16 and add unittest

* fix according to review

* support relue custom vjp

* Fix some typo issue for relu custom vjp

* [XPU] add fp16 support for compare ops.

* fix ci.