csource.c

#include <stdio.h>

int examplefunction(int input) {
	return input * 22;
}

pysource.py

from ctypes import *
so_file = "compiledfile.so"
my_functions = CDLL(so_file)
print(type(my_functions))
print(my_functions.examplefunction(10))

run.sh

cc -fPIC -shared -o compiledfile.so csource.c
python3 pysource.py