if EXIST %PYTHON% ( goto detect_python_done ) echo python not found in lib folder exit /b 1 :detect_python_done REM Use -B to avoid writing __pycache__ in lib directory and causing update conflicts. %PYTHON% -B %BLENDER_DIR%\build_files\utils\make_update.py --git-command "%GIT%" --svn-command "%SVN%" %BUILD_UPDATE_ARGS% :EOF