start_sample, end_sample, next_di->inst_id);
if (!(py_res = PyObject_CallMethod(
next_di->py_inst, "decode", "KKO", start_sample,
start_sample, end_sample, next_di->inst_id);
if (!(py_res = PyObject_CallMethod(
next_di->py_inst, "decode", "KKO", start_sample,