ref: 9528e72615f265489f3a3e808fb2ea391f7727d8
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!