bpo-37483: Add PyObject_CallOneArg() in the What's New in Python 3.9 (GH-23062)

diff --git a/Doc/whatsnew/3.9.rst b/Doc/whatsnew/3.9.rst
index 1a37f16ea2b09ae1e48ff0973c3c8e546e7e873e..a601b16f1c60599d6a443d2a972178d782cf3526 100644 (file)
--- a/Doc/whatsnew/3.9.rst
+++ b/Doc/whatsnew/3.9.rst
@@ -1289,6 +1289,10 @@ New Features
   representation of a function-like object.
   (Patch by Jeroen Demeyer in :issue:`37645`.)
 
+* Added :c:func:`PyObject_CallOneArg` for calling an object with one
+  positional argument
+  (Patch by Jeroen Demeyer in :issue:`37483`.)
+
 
 Porting to Python 3.9
 ---------------------