/*--- util.c ----------------------------------------------------------------*/
int py_attr_as_str(PyObject *py_obj, const char *attr, char **outstr);
int py_dictitem_as_str(PyObject *py_obj, const char *key, char **outstr);
/*--- util.c ----------------------------------------------------------------*/
int py_attr_as_str(PyObject *py_obj, const char *attr, char **outstr);
int py_dictitem_as_str(PyObject *py_obj, const char *key, char **outstr);