Issue #23883: Add missing APIs to __all__; patch by Jacek KoƂodziej
diff --git a/Lib/threading.py b/Lib/threading.py
index 828019d..2bf33c1 100644
--- a/Lib/threading.py
+++ b/Lib/threading.py
@@ -22,9 +22,11 @@
 # with the multiprocessing module, which doesn't provide the old
 # Java inspired names.
 
-__all__ = ['active_count', 'Condition', 'current_thread', 'enumerate', 'Event',
-           'Lock', 'RLock', 'Semaphore', 'BoundedSemaphore', 'Thread', 'Barrier',
-           'Timer', 'ThreadError', 'setprofile', 'settrace', 'local', 'stack_size']
+__all__ = ['get_ident', 'active_count', 'Condition', 'current_thread',
+           'enumerate', 'main_thread', 'TIMEOUT_MAX',
+           'Event', 'Lock', 'RLock', 'Semaphore', 'BoundedSemaphore', 'Thread',
+           'Barrier', 'BrokenBarrierError', 'Timer', 'ThreadError',
+           'setprofile', 'settrace', 'local', 'stack_size']
 
 # Rename some stuff so "from threading import *" is safe
 _start_new_thread = _thread.start_new_thread