import cffi ffi = cffi.FFI() ffi.embedding_api("") ffi.set_source("_empty_cffi", """ void initialize_my_empty_cffi(void) { if (cffi_start_python() != 0) { printf("oops, cffi_start_python() returned non-0\\n"); abort(); } } """) fn = ffi.compile(verbose=True) print('FILENAME: %s' % (fn,))