* unify  core_avx and core_noavx

* fix except error

* revert mac compile logic

* revert dylib to so

* add core_noavx branch

* remove core_noavx

* replace paddle_core by lib paddle

* polish var name

* replace paddle_core by libpaddle

* update custom device commit

* polish code by comments

* add kernel dtypes check

* polish details

* fix print info, test=document_fix

* skip repeated kernel, test=document_fix

* remove test kernel, test=document_fix

* paralle_test_daily

* test=paralle_test_daily

* test=paralle_test_daily

* test=parallel_test_daily

* test=paralle_test_daily

* test=paralle_test_daily

* test=paralle_test_daily

* test=paralle_test_daily

* test=paralle_test_daily

* test=paralle_test_daily

* test=paralle_test_daily

* test=paralle_test_daily

* test pre_test_bak

* test cfs

* test_cfs,test=paralle_test_daily

* test_cfs,test=paralle_test_daily

* fix nightly test name,test=paralle_test_daily

* fix nightly test name,test=paralle_test_daily

* test ci parallel speed

* refine parallel rule,test=paralle_test_daily

* add distro zstd

* test

* test

* add pip3.8

* test=gpups

* Update recommended members of CI-OP-Benchmark, test=document_fix

* update, test=document_fix

* 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

unittest parallel
Co-authored-by: Nzhangbo9674 <zhangbo54@baidu.com>

* simplify doc check log info;test=document_fix

* test sample code error;test=document_fix

* delete test code;test=document_fix

This reverts commit 2c5cecb1.

* test op_test test=allcases

* fix

* avoid copy many same file

* fix for win

* test PYTHONPATH

* change path adding way

* fix win

* use old way

* use old way test=allcase

* use old way test=allcase

* test labels

* test=document_fix