API also allows single sequence for single ROI

python/src/detector.cpp

@@ -938,6 +938,7 @@ void init_det(py::module &m) {
                        (void(Detector::*)(const std::vector<defs::ROI> &)) &
                            Detector::setRxROI,
                        py::arg());
+
     CppDetectorApi.def("clearRxROI",
                        (void(Detector::*)()) & Detector::clearRxROI);
     CppDetectorApi.def(