anchor.diff:  wmic process where name="op_function_generator.exe" call terminate 2>NUL
   taskkill /f /im python.exe  2>NUL
   call paddle_winci\Scripts\deactivate.bat 2>NUL
  +del %PADDLE_WHL_FILE_WIN%
   taskkill /f /im python.exe  2>NUL
   echo Windows CI run successfully!
   exit /b 0
  
positive.code: rem =================================================
  
  rem -------clean up environment-----------
  wmic process where name="op_function_generator.exe" call terminate  2>NUL
  set work_dir=%cd%
  mkdir build
  cd /d build
  tree .
  dir paddle\fluid\pybind\Release
  
  rem ------initialize the virtual environment------
  if not defined PYTHON_ROOT set PYTHON_ROOT=C:\Python37
  set PATH=%PYTHON_ROOT%;%PYTHON_ROOT%\Scripts;%PATH%
  
  
negative.code: rem %PYTHON_EXECUTABLE% -m virtualenv paddle_winci
  rem call paddle_winci\Scripts\activate.bat
  
  rem ------pre install python requirement----------
  where python
  where pip
  pip install --upgrade pip --user
  