ref: d9b9e15d6bbdae625b3613bb0a704d269cc83098
dir: /sys/src/cmd/python/Tools/bgen/README/
BGEN -- Automatic Generation of Extension Modules ================================================= This directory contains BGEN -- a package that helps in generating complete source code for Python extension module. For examples of its use, see the Mac Python source distribution (available separately from the Python ftp archives). Note that BGEN is not Mac specific!