anchor.diff:  
   set my_buildenv_path=%path%
   
  -echo python.exe  -c "from make import *;make_all(%my_release%, '%my_release_level%', pyver='%my_pyver%', basedir=r'%my_basedir%', verbose=True, architecture=%my_arch%, flavor='%my_flavor%', install_options=r'%my_install_options%', find_links=r'%my_find_links%', source_dirs=r'%my_source_dirs%', toolsdirs=r'%my_toolsdirs%', docsdirs=r'%my_docsdirs%', create_installer='False')">>%my_archive_log%
  -python.exe  -c "from make import *;make_all(%my_release%, '%my_release_level%', pyver='%my_pyver%', basedir=r'%my_basedir%', verbose=True, architecture=%my_arch%, flavor='%my_flavor%', install_options=r'%my_install_options%', find_links=r'%my_find_links%', source_dirs=r'%my_source_dirs%', toolsdirs=r'%my_toolsdirs%', docsdirs=r'%my_docsdirs%', create_installer='False')">>%my_archive_log%
  +echo python.exe  -c "from make import *;make_all(%my_release%, '%my_release_level%', pyver='%my_pyver%', basedir=r'%my_basedir%', verbose=True, architecture=%my_arch%, flavor='%my_flavor%', install_options=r'%my_install_options%', find_links=r'%my_find_links%', source_dirs=r'%my_source_dirs%', toolsdirs=r'%my_toolsdirs%', docsdirs=r'%my_docsdirs%', create_installer='False', python_target_release='%my_python_target_release%')">>%my_archive_log%
  +python.exe  -c "from make import *;make_all(%my_release%, '%my_release_level%', pyver='%my_pyver%', basedir=r'%my_basedir%', verbose=True, architecture=%my_arch%, flavor='%my_flavor%', install_options=r'%my_install_options%', find_links=r'%my_find_links%', source_dirs=r'%my_source_dirs%', toolsdirs=r'%my_toolsdirs%', docsdirs=r'%my_docsdirs%', create_installer='False', python_target_release='%my_python_target_release%')">>%my_archive_log%
   
   rem old one
   rem echo python.exe  -c "from make import *;make_all(%my_release%, '%my_release_level%', pyver='%my_pyver%', basedir=r'%my_basedir%', verbose=True, architecture=%my_arch%, flavor='%my_flavor%', requirements=r'%my_requirements%', install_options=r'%my_install_options%', find_links=r'%my_find_links%', source_dirs=r'%my_source_dirs%', toolsdirs=r'%my_toolsdirs%', docsdirs=r'%my_docsdirs%', create_installer='%my_create_installer%')">>%my_archive_log%
  
positive.code: call %my_buildenv%\scripts\env.bat
  set
  
  echo python.exe  -c "from make import *;make_all(%my_release%, '%my_release_level%', pyver='%my_pyver%', basedir=r'%my_basedir%', verbose=True, architecture=%my_arch%, flavor='%my_flavor%', install_options=r'%my_install_options%', find_links=r'%my_find_links%', source_dirs=r'%my_source_dirs%', create_installer='%my_create_installer%', remove_existing=False)">>%my_archive_log%
  python.exe  -c "from make import *;make_all(%my_release%, '%my_release_level%', pyver='%my_pyver%', basedir=r'%my_basedir%', verbose=True, architecture=%my_arch%, flavor='%my_flavor%', install_options=r'%my_install_options%', find_links=r'%my_find_links%', source_dirs=r'%my_source_dirs%', create_installer='%my_create_installer%', remove_existing=False)">>%my_archive_log%
  
  echo ===============>>%my_archive_log%
  echo END OF creation>>%my_archive_log%
  
negative.code: rem *****************************
  rem 2020-12-05 : add a constrints.txt file from a recent pip list
  rem 2021-03-20 : track successes packages combination are archived for future contraint update
  rem 2021-04-22 : patch PyPy3 (as we don't try to copy PyPy3.exe to Python.exe) 
  rem 2021-04-22b: Patch PyPy3, give '%my_python_target_release%' to make (otherwise known only after unzip)
  rem *****************************
  
  if "%my_constraints%"=="" set my_constraints=C:\WinP\constraints.txt
  
  rem *****************************
  rem  2021-04-22 : path PyPy3 (as we don't try to copy PyPy3.exe to Python.exe) 
  rem *****************************
  rem just replace python.exe (of the target distribution) per %target_python_exe%
  if "%target_python_exe%"=="" set target_python_exe=python.exe
  
  rem *****************************
  rem *****************************
  