SRD_PRIV int py_dictitem_as_str(PyObject *py_obj, const char *key, char **outstr);
SRD_PRIV int py_listitem_as_str(PyObject *py_obj, Py_ssize_t idx, char **outstr);
SRD_PRIV int py_pydictitem_as_str(PyObject *py_obj, PyObject *py_key, char **outstr);
SRD_PRIV int py_dictitem_as_str(PyObject *py_obj, const char *key, char **outstr);
SRD_PRIV int py_listitem_as_str(PyObject *py_obj, Py_ssize_t idx, char **outstr);
SRD_PRIV int py_pydictitem_as_str(PyObject *py_obj, PyObject *py_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);
SRD_PRIV GVariant *py_obj_to_variant(PyObject *py_obj);
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);
SRD_PRIV GVariant *py_obj_to_variant(PyObject *py_obj);