_clear_type_cache is cpython-only

diff --git a/Lib/test/test_sys.py b/Lib/test/test_sys.py
index 1e1bdbe6f348bb5ded07a39722da7f5636687995..ab35ba48a7cdcb00fddf315898e63861cf7528bf 100644 (file)
--- a/Lib/test/test_sys.py
+++ b/Lib/test/test_sys.py
@@ -425,6 +425,7 @@ class SysModuleTest(unittest.TestCase):
             self.assertEqual(type(getattr(sys.flags, attr)), int, attr)
         self.assertTrue(repr(sys.flags))
 
+    @test.test_support.cpython_only
     def test_clear_type_cache(self):
         sys._clear_type_cache()