#include <Python.h>

static int {modname}_exec(PyObject *module)
{{
    PyObject *tmp;
    if (!(tmp = PyImport_ImportModule("{libname}"))) return -1;
    PyObject *capsule = PyObject_GetAttrString(tmp, "exec_{full_modname}");
    Py_DECREF(tmp);
    if (capsule == NULL) return -1;
    void *exec_func = PyCapsule_GetPointer(capsule, "{libname}.exec_{full_modname}");
    Py_DECREF(capsule);
    if (!exec_func) return -1;
    if (((int (*)(PyObject *))exec_func)(module) != 0) return -1;
    return 0;
}}

static PyModuleDef_Slot {modname}_slots[] = {{
    {{Py_mod_exec, {modname}_exec}},
    {{Py_mod_multiple_interpreters, Py_MOD_MULTIPLE_INTERPRETERS_NOT_SUPPORTED}},
    {{Py_mod_gil, Py_MOD_GIL_NOT_USED}},
    {{0, NULL}},
}};

static struct PyModuleDef {modname}_module = {{
    PyModuleDef_HEAD_INIT,
    .m_name = "{modname}",
    .m_doc = NULL,
    .m_methods = NULL,
    .m_size = 0,
    .m_slots = {modname}_slots,
}};

PyMODINIT_FUNC
PyInit_{modname}(void)
{{
    return PyModuleDef_Init(&{modname}_module);
}}

// distutils sometimes spuriously tells cl to export CPyInit___init__,
// so provide that so it chills out
PyMODINIT_FUNC PyInit___init__(void) {{ return PyInit_{modname}(); }}