goto err_out;
}
alen = PyList_Size(py_annlist);
for (i = 0; i < alen; i++) {
py_ann = PyList_GetItem(py_annlist, i);
if (!PyList_Check(py_ann) || PyList_Size(py_ann) != 2) {
goto err_out;
}
alen = PyList_Size(py_annlist);
for (i = 0; i < alen; i++) {
py_ann = PyList_GetItem(py_annlist, i);
if (!PyList_Check(py_ann) || PyList_Size(py_ann) != 2) {