ref: 9fdacb5cb080d725255b5514a0a60bb258aa66b1
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!