Issue #24379: Revert the operator.subscript patch (dccc4e63aef5) pending resolution of the related refcnt leak.

Lib/test/test_operator.py

@@ -596,38 +596,5 @@ class CCOperatorPickleTestCase(OperatorPickleTestCase, unittest.TestCase):
     module2 = c_operator
 
 
-class SubscriptTestCase:
-    def test_subscript(self):
-        subscript = self.module.subscript
-        self.assertIsNone(subscript[None])
-        self.assertEqual(subscript[0], 0)
-        self.assertEqual(subscript[0:1:2], slice(0, 1, 2))
-        self.assertEqual(
-            subscript[0, ..., :2, ...],
-            (0, Ellipsis, slice(2), Ellipsis),
-        )
-
-    def test_pickle(self):
-        from operator import subscript
-        for proto in range(pickle.HIGHEST_PROTOCOL + 1):
-            with self.subTest(proto=proto):
-                self.assertIs(
-                    pickle.loads(pickle.dumps(subscript, proto)),
-                    subscript,
-                )
-
-    def test_singleton(self):
-        with self.assertRaises(TypeError):
-            type(self.module.subscript)()
-
-    def test_immutable(self):
-        with self.assertRaises(AttributeError):
-            self.module.subscript.attr = None
-
-
-class PySubscriptTestCase(SubscriptTestCase, PyOperatorTestCase):
-    pass
-
-
 if __name__ == "__main__":
     unittest.main()