From 82c4d55c75388da9a044f4fe9aa24f0d094c5c88 Mon Sep 17 00:00:00 2001
From: Raymond Hettinger <raymond.hettinger@gmail.com>
Date: Fri, 9 Dec 2022 10:23:21 -0600
Subject: [PATCH] GH-98363: Shrink the physical size as well as the logical
 size

---
 Modules/itertoolsmodule.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/Modules/itertoolsmodule.c b/Modules/itertoolsmodule.c
index 60ec11c32d01e5..c1f1e7320db719 100644
--- a/Modules/itertoolsmodule.c
+++ b/Modules/itertoolsmodule.c
@@ -182,8 +182,7 @@ batched_next(batchedobject *bo)
         Py_DECREF(result);
         return NULL;
     }
-    /* Elements in result[i:] are still NULL */
-    Py_SET_SIZE(result, i);
+    _PyTuple_Resize(&result, i);
     return result;
 }