Correct error message for 3.10

python · Oct 2, 2024 · 3ae9e35 · 3ae9e35
1 parent 5bc1360
commit 3ae9e35
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/src/test_typing_extensions.py b/src/test_typing_extensions.py
@@ -7307,9 +7307,15 @@ def test_getitem(self):
         subscripted = ListOrSetT[int]
         self.assertEqual(get_args(subscripted), (int,))
         self.assertIs(get_origin(subscripted), ListOrSetT)
-        with self.assertRaises(TypeError, msg="not a generic class"):
+        with self.assertRaisesRegex(TypeError,
+                                    "not a generic class"
+                                    # types.GenericAlias raises a different error in 3.10
+                                    if sys.version_info[:2] != (3, 10)
+                                    else "There are no type variables left in ListOrSetT"
+        ):
             subscripted[int]
 
+
         still_generic = ListOrSetT[Iterable[T]]
         self.assertEqual(get_args(still_generic), (Iterable[T],))
         self.assertIs(get_origin(still_generic), ListOrSetT)