void
c_function(void *ptr) {
    int i;

    for (i = 0; i < 10; i++) {
        printf("%p", ptr[i]);
    }

    return;
}


def python_routine(y):
    x = []
    for e in y:
        x.append(e)

x = c_void_p * 10
for e in y:
    x[i] = e

import ctypes
pyarr = [1, 2, 3, 4]
arr = (ctypes.c_int * len(pyarr))(*pyarr)

>>> IntArray5 = c_int * 5
>>> ia = IntArray5(5, 1, 7, 33, 99)