-SRD_PRIV int py_attr_as_str(const PyObject *py_obj, const char *attr,
- char **outstr);
-SRD_PRIV int py_dictitem_as_str(const PyObject *py_obj, const char *key,
- char **outstr);
-SRD_PRIV int py_str_as_str(const PyObject *py_str, char **outstr);
-SRD_PRIV int py_strseq_to_char(const PyObject *py_strseq, char ***outstr);
+SRD_PRIV int py_attr_as_str(PyObject *py_obj, const char *attr, char **outstr);
+SRD_PRIV int py_dictitem_as_str(PyObject *py_obj, const char *key, char **outstr);
+SRD_PRIV int py_str_as_str(PyObject *py_str, char **outstr);
+SRD_PRIV int py_strseq_to_char(PyObject *py_strseq, char ***out_strv);