diff --git a/test/dynamo/cpython/3_13/test_baseexception.py b/test/dynamo/cpython/3_13/test_baseexception.py
index e599b02c17d..750d7a84fb4 100644
--- a/test/dynamo/cpython/3_13/test_baseexception.py
+++ b/test/dynamo/cpython/3_13/test_baseexception.py
@@ -1,10 +1,64 @@
+# ======= BEGIN Dynamo patch =======
+# Owner(s): ["module: dynamo"]
+
+# ruff: noqa
+# flake8: noqa
+
+# Test copied from
+# https://raw.githubusercontent.com/python/cpython/refs/tags/v3.13.5/Lib/test/test_baseexception.py
+
+import sys
+import torch
+import torch._dynamo.test_case
+import unittest
+from torch._dynamo.test_case import CPythonTestCase
+from torch.testing._internal.common_utils import run_tests
+
+__TestCase = CPythonTestCase
+
+
+# redirect import statements
+import sys
+import importlib.abc
+
+redirect_imports = (
+    "test.mapping_tests",
+    "test.typinganndata",
+    "test.test_grammar",
+    "test.test_math",
+    "test.test_iter",
+    "test.typinganndata.ann_module",
+)
+
+class RedirectImportFinder(importlib.abc.MetaPathFinder):
+    def find_spec(self, fullname, path, target=None):
+        # Check if the import is the problematic one
+        if fullname in redirect_imports:
+            try:
+                # Attempt to import the standalone module
+                name = fullname.removeprefix("test.")
+                r = importlib.import_module(name)
+                # Redirect the module in sys.modules
+                sys.modules[fullname] = r
+                # Return a module spec from the found module
+                return importlib.util.find_spec(name)
+            except ImportError:
+                return None
+        return None
+
+# Add the custom finder to sys.meta_path
+sys.meta_path.insert(0, RedirectImportFinder())
+
+
+# ======= END DYNAMO PATCH =======
+
 import unittest
 import builtins
 import os
 from platform import system as platform_system
 
 
-class ExceptionClassTests(unittest.TestCase):
+class ExceptionClassTests(__TestCase):
 
     """Tests for anything relating to exception objects themselves (e.g.,
     inheritance hierarchy)"""
@@ -78,9 +132,6 @@ class ExceptionClassTests(unittest.TestCase):
                 last_depth = depth
         finally:
             inheritance_tree.close()
-
-        # Underscore-prefixed (private) exceptions don't need to be documented
-        exc_set = set(e for e in exc_set if not e.startswith('_'))
         self.assertEqual(len(exc_set), 0, "%s not accounted for" % exc_set)
 
     interface_tests = ("length", "args", "str", "repr")
@@ -142,7 +193,7 @@ class ExceptionClassTests(unittest.TestCase):
         gc.collect()
 
 
-class UsageTests(unittest.TestCase):
+class UsageTests(__TestCase):
 
     """Test usage of exceptions"""
 
@@ -208,5 +259,5 @@ class UsageTests(unittest.TestCase):
         self.catch_fails("spam")
 
 
-if __name__ == '__main__':
-    unittest.main()
+if __name__ == "__main__":
+    run_tests()