Use _PyDict_NewPresized() in _PyStack_AsDict()

Issue #27810.

diff --git a/Objects/abstract.c b/Objects/abstract.c
index 351c6eb56b2ddf52a0c543a7c479cd2d349a0770..67b163d7b76daccf8e853d2a9fae758c0e2e7695 100644 (file)
--- a/Objects/abstract.c
+++ b/Objects/abstract.c
@@ -2378,7 +2378,7 @@ _PyStack_AsDict(PyObject **values, PyObject *kwnames)
     PyObject *kwdict;
     Py_ssize_t i;
 
-    kwdict = PyDict_New();
+    kwdict = _PyDict_NewPresized(nkwargs);
     if (kwdict == NULL) {
         return NULL;
     }