Merged revisions 76117 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

........
  r76117 | antoine.pitrou | 2009-11-05 14:42:29 +0100 (jeu., 05 nov. 2009) | 5 lines

  Issue #7264: Fix a possible deadlock when deallocating thread-local objects
  which are part of a reference cycle.
........
diff --git a/Lib/threading.py b/Lib/threading.py
index 88101b0..d5412e9 100644
--- a/Lib/threading.py
+++ b/Lib/threading.py
@@ -798,6 +798,10 @@
 
 activeCount = active_count
 
+def _enumerate():
+    # Same as enumerate(), but without the lock. Internal use only.
+    return list(_active.values()) + list(_limbo.values())
+
 def enumerate():
     with _active_limbo_lock:
         return list(_active.values()) + list(_limbo.values())