1 files changed, 24 insertions, 17 deletions

diff --git a/src/pl/plpython/plpy_subxactobject.c b/src/pl/plpython/plpy_subxactobject.c
index 5c92a0e089a..cc7ff3f9df7 100644
--- a/src/pl/plpython/plpy_subxactobject.c
+++ b/src/pl/plpython/plpy_subxactobject.c
@@ -15,7 +15,6 @@
 List	   *explicit_subtransactions = NIL;
 
 
-static void PLy_subtransaction_dealloc(PyObject *subxact);
 static PyObject *PLy_subtransaction_enter(PyObject *self, PyObject *unused);
 static PyObject *PLy_subtransaction_exit(PyObject *self, PyObject *args);
 
@@ -31,21 +30,35 @@ static PyMethodDef PLy_subtransaction_methods[] = {
 	{NULL, NULL, 0, NULL}
 };
 
-static PyTypeObject PLy_SubtransactionType = {
-	PyVarObject_HEAD_INIT(NULL, 0)
-	.tp_name = "PLySubtransaction",
-	.tp_basicsize = sizeof(PLySubtransactionObject),
-	.tp_dealloc = PLy_subtransaction_dealloc,
-	.tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
-	.tp_doc = PLy_subtransaction_doc,
-	.tp_methods = PLy_subtransaction_methods,
+static PyType_Slot PLySubtransaction_slots[] =
+{
+	{
+		Py_tp_doc, (char *) PLy_subtransaction_doc
+	},
+	{
+		Py_tp_methods, PLy_subtransaction_methods
+	},
+	{
+		0, NULL
+	}
+};
+
+static PyType_Spec PLySubtransaction_spec =
+{
+	.name = "PLySubtransaction",
+		.basicsize = sizeof(PLySubtransactionObject),
+		.flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
+		.slots = PLySubtransaction_slots,
 };
 
+static PyTypeObject *PLy_SubtransactionType;
+
 
 void
 PLy_subtransaction_init_type(void)
 {
-	if (PyType_Ready(&PLy_SubtransactionType) < 0)
+	PLy_SubtransactionType = (PyTypeObject *) PyType_FromSpec(&PLySubtransaction_spec);
+	if (!PLy_SubtransactionType)
 		elog(ERROR, "could not initialize PLy_SubtransactionType");
 }
 
@@ -55,7 +68,7 @@ PLy_subtransaction_new(PyObject *self, PyObject *unused)
 {
 	PLySubtransactionObject *ob;
 
-	ob = PyObject_New(PLySubtransactionObject, &PLy_SubtransactionType);
+	ob = PyObject_New(PLySubtransactionObject, PLy_SubtransactionType);
 
 	if (ob == NULL)
 		return NULL;
@@ -66,12 +79,6 @@ PLy_subtransaction_new(PyObject *self, PyObject *unused)
 	return (PyObject *) ob;
 }
 
-/* Python requires a dealloc function to be defined */
-static void
-PLy_subtransaction_dealloc(PyObject *subxact)
-{
-}
-
 /*
  * subxact.__enter__() or subxact.enter()
  *