_clear_type_cache is cpython-only

diff --git a/Lib/test/test_sys.py b/Lib/test/test_sys.py
index f8a9e5eceeea206b501f26ded26062f9cfff2e85..f86c7c1b8908a0fe20cc74d56b2bbce82c326928 100644 (file)
--- a/Lib/test/test_sys.py
+++ b/Lib/test/test_sys.py
@@ -539,6 +539,7 @@ class SysModuleTest(unittest.TestCase):
         test.support.get_attribute(sys, "getwindowsversion")
         self.assert_raise_on_new_sys_type(sys.getwindowsversion())
 
+    @test.test_support.cpython_only
     def test_clear_type_cache(self):
         sys._clear_type_cache()