Sync CPPExcInstance

Author: aaronj0

src/CPPExcInstance.cxx

@@ -29,7 +29,7 @@ static PyObject* ep_new(PyTypeObject* subtype, PyObject* args, PyObject* kwds)
         PyObject* ulc = PyObject_GetAttr((PyObject*)subtype, PyStrings::gUnderlying);
         excobj->fCppInstance = PyType_Type.tp_call(ulc, args, kwds);
         if (!excobj->fCppInstance) {
-        // if this fails, then the contruction may have been attempted from a string
+        // if this fails, then the construction may have been attempted from a string
         // (e.g. from PyErr_Format); if so, drop the proxy and use fTopMessage instead
             PyErr_Clear();
             if (PyTuple_GET_SIZE(args) == 1) {
@@ -282,6 +282,12 @@ PyTypeObject CPPExcInstance_Type = {
 #if PY_VERSION_HEX >= 0x03040000
     , 0                            // tp_finalize
 #endif
+#if PY_VERSION_HEX >= 0x03080000
+    , 0                            // tp_vectorcall
+#endif
+#if PY_VERSION_HEX >= 0x030c0000
+    , 0                            // tp_watched
+#endif
 };
 
 } // namespace CPyCppyy