[3.14] gh-134657: Remove newly added private names from asyncio.__all__ (GH-134665) (#136455)

gh-134657: Remove newly added private names from asyncio.__all__ (GH-134665)
(cherry picked from commit 797abd1f7f)

Co-authored-by: Jelle Zijlstra <jelle.zijlstra@gmail.com>

Lib/test/test_asyncio/test_runners.py

@@ -12,14 +12,14 @@
 
 
 def tearDownModule():
-    asyncio._set_event_loop_policy(None)
+    asyncio.events._set_event_loop_policy(None)
 
 
 def interrupt_self():
     _thread.interrupt_main()
 
 
-class TestPolicy(asyncio._AbstractEventLoopPolicy):
+class TestPolicy(asyncio.events._AbstractEventLoopPolicy):
 
     def __init__(self, loop_factory):
         self.loop_factory = loop_factory
@@ -61,15 +61,15 @@ def setUp(self):
         super().setUp()
 
         policy = TestPolicy(self.new_loop)
-        asyncio._set_event_loop_policy(policy)
+        asyncio.events._set_event_loop_policy(policy)
 
     def tearDown(self):
-        policy = asyncio._get_event_loop_policy()
+        policy = asyncio.events._get_event_loop_policy()
         if policy.loop is not None:
             self.assertTrue(policy.loop.is_closed())
             self.assertTrue(policy.loop.shutdown_ag_run)
 
-        asyncio._set_event_loop_policy(None)
+        asyncio.events._set_event_loop_policy(None)
         super().tearDown()
 
 
@@ -208,7 +208,7 @@ async def main():
             await asyncio.sleep(0)
             return 42
 
-        policy = asyncio._get_event_loop_policy()
+        policy = asyncio.events._get_event_loop_policy()
         policy.set_event_loop = mock.Mock()
         asyncio.run(main())
         self.assertTrue(policy.set_event_loop.called)
@@ -259,7 +259,7 @@ def new_event_loop():
             loop.set_task_factory(Task)
             return loop
 
-        asyncio._set_event_loop_policy(TestPolicy(new_event_loop))
+        asyncio.events._set_event_loop_policy(TestPolicy(new_event_loop))
         with self.assertRaises(asyncio.CancelledError):
             asyncio.run(main())
 
@@ -495,7 +495,7 @@ def test_set_event_loop_called_once(self):
         async def coro():
             pass
 
-        policy = asyncio._get_event_loop_policy()
+        policy = asyncio.events._get_event_loop_policy()
         policy.set_event_loop = mock.Mock()
         runner = asyncio.Runner()
         runner.run(coro())