py_method = PyObject_GetAttrString(py_dec, method_name);
if (!py_method) {
srd_exception_catch("Protocol decoder %s Decoder class "
"has no %s() method", mod_name, method_name);
py_method = PyObject_GetAttrString(py_dec, method_name);
if (!py_method) {
srd_exception_catch("Protocol decoder %s Decoder class "
"has no %s() method", mod_name, method_name);