* add fuse_bn_add_act pass

* add multiple exception type

* define all exception & polish compile pystack

* mapping paddle error to python exception

* polish static mode error format

* fix failed unittests

* fix dytostatic test_error

* fix check_nan_inf failed

* add unittest for coverage

* revert some code try to solve compile error

* refactor enforce & error change

* polish code & add unittest

* Fix xpu notest;test=kunlun

* fix

* test=kunlun

* test=kunlun

* add sharding

* add compile limit for paddle enforce

* polish elementwise_op_function.cu.h

* fix failed unittest

* fix windows compile failed

* detail polish

* revert no type constructor

* fix strided_slice_op's GetExpectedKernelType when input tensor is at CUDAPinnedPlace

* add unittest for tensors in cuda pinned place

* skip test for cuda pinned place on cpu machines

* fix optimizer init

* Enhance the detection of whether to keep the build directory

* Enhance the detection of whether to keep the build directory

* fix bug of fetch_async_op_handle

* revert some changes of test_buffer_shared_memory_reuse_pass

* revert some changes of test_buffer_shared_memory_reuse_pass

* update dockerfile

* update dockerfile

* update dockerfile

* update dockerfile

* add opencv in ci

* update cidockerfile

* test nccl

* fix diff

* fix dockerfile

* update ubuntu nccl2.7.8

* update ubuntu nccl2.7.8

* nccl init support hostname and ip; test=develop

* Add build paddle inference;test=document_fix

* Add build paddle inference;test=document_fix

* fix generate_proposal_labels in cascade-rcnn series model, test=develop

* fix example code & unittest, test=develop

* update code from review comments, test=develop

* fill_constant supports nan and inf

* add ut

* add stack pool2d roi_align xpu op,test=kunlun

* error message opt, test=kunlun

* add xpu unittest,test=kunlun

* skip check grad,test=kunlun

* fix boostget , test=kunlun

* error message opt for XPU, test=kunlun

* add rois_num for roi_align xpu OP, test=develop

* Add AVX512 instruction check for C-API

* Fix formatting

* lookup_table_v2_op_xpu report errors;test=kunlun

* lookup_table_v2_op_xpu report errors;test=kunlun

* lookup_table_xpu op report errors;test=kunlun

* add adam xpu op;test=kunlun

* reset lookup

* change adam wrong;test=kunlun

* fix error message,test=kunlun

* fix, test=kunlun

Fix diag OP bug on Windows Python3.8 ，remove the std::min

* Still has bugs.

* Fixed allclose_op bug, which cannot deal with some cases of fp64 inputs.

* improved CUDA kernel performance.

* Changed CUDA code.

* Fixed a bug in cuda kernel which cannot deal with large dimension input, and added an unittest for it.

* Add a test case for float32 input.