From 7b97ff94c60c7d00405211b8c7ec707ac66a0fbf Mon Sep 17 00:00:00 2001
From: Lee Dogeon <dev.moreal@gmail.com>
Date: Fri, 13 Feb 2026 18:05:39 +0900
Subject: [PATCH] Mark failing tests

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
---
 Lib/test/test_float.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Lib/test/test_float.py b/Lib/test/test_float.py
index 635cfbd8b..09bc50e17 100644
--- a/Lib/test/test_float.py
+++ b/Lib/test/test_float.py
@@ -727,6 +727,7 @@ class IEEEFormatTestCase(unittest.TestCase):
 
 class FormatTestCase(unittest.TestCase):
 
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; ValueError: Invalid format specifier
     def test_format(self):
         # these should be rewritten to use both format(x, spec) and
         # x.__format__(spec)