$ grep -l -R PyModule_Create . | sort
./_asynciomodule.c
./cjkcodecs/cjkcodecs.h
./cjkcodecs/multibytecodec.c
./_csv.c
./_ctypes/_ctypes.c
./_cursesmodule.c
./_datetimemodule.c
./_decimal/_decimal.c
./_elementtree.c
./gcmodule.c
./grpmodule.c  [*]
./_hashopenssl.c  [*]
./_io/_iomodule.c
./_multiprocessing/posixshmem.c
./ossaudiodev.c
./_pickle.c
./_posixsubprocess.c
./pwdmodule.c  [*]
./pyexpat.c  [*]
./_queuemodule.c
./_randommodule.c
./readline.c
./selectmodule.c
./socketmodule.c
./spwdmodule.c
./_sqlite/module.c
./_sre.c
./_ssl.c  [*]
./_struct.c
./symtablemodule.c
./_testbuffer.c
./_testcapimodule.c
./_testimportmultiple.c
./_testinternalcapi.c
./_threadmodule.c
./_tkinter.c
./_tracemalloc.c
./_xxsubinterpretersmodule.c
./_xxtestfuzz/_xxtestfuzz.c

[*] == open PR