Python: type gets retrieved for python3+

CepGenAddOns/PythonWrapper/PythonTypes.cpp

@@ -1,6 +1,6 @@
 /*
  *  CepGen: a central exclusive processes event generator
- *  Copyright (C) 2013-2022  Laurent Forthomme
+ *  Copyright (C) 2013-2023  Laurent Forthomme
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -31,9 +31,11 @@ namespace cepgen {
     void ObjectPtrDeleter::operator()(PyObject* obj) {
       CG_DEBUG("Python:ObjectPtrDeleter").log([&obj](auto& log) {
         log << "Destroying object at addr 0x" << obj << " (";
+#if PY_VERSION_HEX >= 0x03110000
         auto* type = Py_TYPE(obj);
         if (type)
           log << "type: " << get<std::string>(PyType_GetName(type)) << ", ";
+#endif
         log << "reference count: " << Py_REFCNT(obj) << ")";
       });
       Py_DECREF(obj);