* this pr is for optimizing precise test

* modify get_pr_ut.py

* modify get_pr_ut.py

* fix get_pr_ut error

* fix bug

* 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

This reverts commit 2c5cecb1.

* Optimizing prec process on windows

* fix bug

Add 'self' parameters to function Cluster::update_pods, use variable name 'cur_proxy' instead of 'proxy' in file 'tools/get_pr_ut.py' (#33377)

* undefined variable proxy

* Cluster::update_pods lacks of parameter self

* fix path error on windows when precision switch is turn on

* fix error

* Update get_pr_ut.py

fix format error

* Update get_pr_ut.py

* test,test,notest,test=windows_ci

* test,notest,test=windows_ci

* test,notest,test=windows_ci

* test,notest,test=windows_ci

* remove test code

* delete some unnecessary logs

* fix format error

* turn on added ut check on windows

* fix wget with no proxy on windows

* modified import packages

* fix format error

* fix bug

* fix format error

* fix format error

* add precision on mac

* added judge

* match file_ut.json on mac

* fix code format error

* fix code format error

* fix error caused by length of ut_lists exceeds the limit

* fix format error,notest,test=cpu

* fix code format error

* add windows judge on get_pr_ut