154     PyObject *select_id = PyDict_GetItem(feature_dict, modname);  in getFeatureSelectId()  local
155     if (   select_id == nullptr  in getFeatureSelectId()
156         || !PyInt_Check(select_id)  // int/long cheating  in getFeatureSelectId()
157         || select_id == undef)  in getFeatureSelectId()
161     last_select_id = select_id;  in getFeatureSelectId()
162     assert(PyInt_AsSsize_t(select_id) >= 0);  in getFeatureSelectId()
163     return select_id;  in getFeatureSelectId()
176             __slots__ = ("dict_ring", "select_id")  in createDerivedDictType()
207 static inline void setSelectId(PyObject *dict, PyObject *select_id)  in setSelectId()  argument
209     PyObject_SetAttr(dict, PyName::select_id(), select_id);  in setSelectId()
214     auto select_id = PyObject_GetAttr(dict, PyName::select_id());  in getSelectId()  local
215     return select_id;  in getSelectId()
218 static inline void setCurrentSelectId(PyTypeObject *type, PyObject *select_id)  in setCurrentSelectId()  argument
220     SbkObjectType_SetReserved(type, PyInt_AsSsize_t(select_id));    // int/long cheating  in setCurrentSelectId()
250     AutoDecRef select_id(PyInt_FromLong(0));  in replaceClassDict()  local
251     setSelectId(new_dict, select_id);  in replaceClassDict()
261 static bool addNewDict(PyTypeObject *type, PyObject *select_id)  in addNewDict()  argument
272     setSelectId(new_dict, select_id);  in addNewDict()
281 static bool moveToFeatureSet(PyTypeObject *type, PyObject *select_id)  in moveToFeatureSet()  argument
293         if (current_id == select_id) {  in moveToFeatureSet()
295             setCurrentSelectId(type, select_id);  in moveToFeatureSet()
303 static bool createNewFeatureSet(PyTypeObject *type, PyObject *select_id)  in createNewFeatureSet()  argument
327     if (!addNewDict(type, select_id))  in createNewFeatureSet()
329     auto id = PyInt_AsSsize_t(select_id);   // int/long cheating  in createNewFeatureSet()
352 static bool SelectFeatureSetSubtype(PyTypeObject *type, PyObject *select_id)  in SelectFeatureSetSubtype()  argument
366     if (!moveToFeatureSet(type, select_id)) {  in SelectFeatureSetSubtype()
367         if (!createNewFeatureSet(type, select_id)) {  in SelectFeatureSetSubtype()
390     PyObject *select_id = getFeatureSelectId();         // borrowed  in SelectFeatureSet()  local
396         current_id = select_id = fast_id_array[0];  in SelectFeatureSet()
398     if (select_id != current_id) {  in SelectFeatureSet()
405             if (!SelectFeatureSetSubtype(sub_type, select_id))  in SelectFeatureSet()