From 15b1b62adb42749dfe263ac6078c5b9b51e1e43d Mon Sep 17 00:00:00 2001
From: ShaharNaveh <50263213+ShaharNaveh@users.noreply.github.com>
Date: Sun, 31 Aug 2025 11:50:04 +0300
Subject: [PATCH] Update `test_isinstance.py` from 3.13.7

---
 Lib/test/test_isinstance.py | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/Lib/test/test_isinstance.py b/Lib/test/test_isinstance.py
index de80e4720..95a119ba6 100644
--- a/Lib/test/test_isinstance.py
+++ b/Lib/test/test_isinstance.py
@@ -352,9 +352,7 @@ def blowstack(fxn, arg, compare_to):
     # Make sure that calling isinstance with a deeply nested tuple for its
     # argument will raise RecursionError eventually.
     tuple_arg = (compare_to,)
-    # XXX: RUSTPYTHON; support.exceeds_recursion_limit() is not available yet.
-    import sys
-    for cnt in range(sys.getrecursionlimit()+5):
+    for cnt in range(support.exceeds_recursion_limit()):
         tuple_arg = (tuple_arg,)
         fxn(arg, tuple_arg)