update

Author: ManuelSchneid3r

tests/test_with_catch/test_interpreter.cpp

@@ -93,13 +93,15 @@ PYBIND11_EMBEDDED_MODULE(throw_error_already_set, ) {
 
 // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
 
-struct Item {
+class Item {
+public:
     Item() = default;
     virtual ~Item() = default;
     virtual int getInt() const = 0;
 };
 
-struct ItemTrampoline : public Item, public py::trampoline_self_life_support {
+class ItemTrampoline : public Item, public py::trampoline_self_life_support {
+public:
     int getInt() const override { PYBIND11_OVERRIDE_PURE(int, Item, getInt, ); }
 };