anchor.diff:  
   set build_times=1
   :build_tp
  -echo Build third_party for %build_times% time:
  +echo Build third_party the %build_times% time:
   msbuild /m /p:Configuration=Release /verbosity:quiet third_party.vcxproj
   if %ERRORLEVEL% NEQ 0 (
       set /a build_times=%build_times%+1  
  
positive.code: rem       Paddle CI Task On Windows Platform
  rem =================================================
  
  set work_dir=%cd%
  if exist build rmdir build /s/q
  mkdir build
  cd /d build
  
  rem ------initialize the virtual environment------
  if not defined PYTHON_ROOT set PYTHON_ROOT=C:\Python37
  
negative.code: echo    Step 4. Running unit tests ...
  echo    ========================================
  
  for /F %%# in ('wmic os get localdatetime^|findstr 20') do set start=%%#
  set start=%start:~4,10%
  dir %THIRD_PARTY_PATH:/=\%\install\openblas\lib
  dir %THIRD_PARTY_PATH:/=\%\install\openblas\bin
  dir %THIRD_PARTY_PATH:/=\%\install\zlib\bin
  