bpo-37392: Remove sys.setcheckinterval() (GH-14355)

Remove sys.getcheckinterval() and sys.setcheckinterval() functions.
They were deprecated since Python 3.2. Use sys.getswitchinterval()
and sys.setswitchinterval() instead.

Remove also check_interval field of the PyInterpreterState structure.

1 files changed, 0 insertions, 9 deletions

diff --git a/Lib/test/test_sys.py b/Lib/test/test_sys.py
index 49f2722..c223f92 100644
--- a/Lib/test/test_sys.py
+++ b/Lib/test/test_sys.py
@@ -159,15 +159,6 @@ class SysModuleTest(unittest.TestCase):
     # testing sys.settrace() is done in test_sys_settrace.py
     # testing sys.setprofile() is done in test_sys_setprofile.py
 
-    def test_setcheckinterval(self):
-        with warnings.catch_warnings():
-            warnings.simplefilter("ignore")
-            self.assertRaises(TypeError, sys.setcheckinterval)
-            orig = sys.getcheckinterval()
-            for n in 0, 100, 120, orig: # orig last to restore starting state
-                sys.setcheckinterval(n)
-                self.assertEqual(sys.getcheckinterval(), n)
-
     def test_switchinterval(self):
         self.assertRaises(TypeError, sys.setswitchinterval)
         self.assertRaises(TypeError, sys.setswitchinterval, "a")