D. J. Bernstein's constant database library adapted as a python extension module. Like GDBM and kin, cdb files map keys to values. The file format boasts wickedly fast lookups and atomic updates.
Created attachment 12220 [details] python-cdb-0.32.ebuild (Note: Doesn't depend on dev-db, it implements cdb as a python extension.)
i added a version of python-cdb a couple of days ago.