From 7d2f9e13424fe74814e14cf92d7bbd779917a5c5 Mon Sep 17 00:00:00 2001
From: Brian Curtin <brian@python.org>
Date: Wed, 10 Aug 2011 20:05:21 -0500
Subject: Add Py_RETURN_NOTIMPLEMENTED macro. Fixes #12724.

---
 Include/object.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Include/object.h b/Include/object.h
index 3753785..e0c68c1 100644
--- a/Include/object.h
+++ b/Include/object.h
@@ -792,6 +792,10 @@ not implemented for a given type combination.
 PyAPI_DATA(PyObject) _Py_NotImplementedStruct; /* Don't use this directly */
 #define Py_NotImplemented (&_Py_NotImplementedStruct)
 
+/* Macro for returning Py_NotImplemented from a function */
+#define Py_RETURN_NOTIMPLEMENTED \
+    return Py_INCREF(Py_NotImplemented), Py_NotImplemented
+
 /* Rich comparison opcodes */
 #define Py_LT 0
 #define Py_LE 1
-- 
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