ref: 2cbd4b6dfcb79a7a3ddb3f2f01f745a0f2d3a506
dir: /sys/src/cmd/python/Modules/config/
_codecs _csv #_curses #_curses_panel _elementtree _functools _hashlib _locale _lsprof _md5 _random _sha _sha256 _sre _ssl _struct _symtable _testcapi _weakref array audioop binascii bz2 cPickle cStringIO cmath collections datetime errno fcntl fpetest grp imageop itertools math operator parser posix pure pwd pyexpat rgbimg select signal _socket strop thread time unicodedata xx xxsubtype zipimport zlib #_sqlite3