From 0357e8fb3d341b4d72e97becd1262ba1ec0ab5b6 Mon Sep 17 00:00:00 2001
From: Ben Darnell <ben@bendarnell.com>
Date: Sun, 2 Aug 2015 22:05:41 -0400
Subject: [PATCH] Add versionchanged tags for async statements.

---
 tornado/gen.py    | 3 +++
 tornado/locks.py  | 6 ++++++
 tornado/queues.py | 3 +++
 3 files changed, 12 insertions(+)

diff --git a/tornado/gen.py b/tornado/gen.py
index c11c1bd9b..56c5f3737 100644
--- a/tornado/gen.py
+++ b/tornado/gen.py
@@ -346,6 +346,9 @@ class WaitIterator(object):
 
     .. versionadded:: 4.1
 
+    .. versionchanged:: 4.3
+       Added ``async for`` support in Python 3.5.
+
     """
     def __init__(self, *args, **kwargs):
         if args and kwargs:
diff --git a/tornado/locks.py b/tornado/locks.py
index b605e8027..746b1977b 100644
--- a/tornado/locks.py
+++ b/tornado/locks.py
@@ -338,6 +338,9 @@ class Semaphore(_TimeoutGarbageCollector):
 
             # Now the semaphore has been released.
             print("Worker %d is done" % worker_id)
+
+    .. versionchanged:: 4.3
+       Added ``async with`` support in Python 3.5.
     """
     def __init__(self, value=1):
         super(Semaphore, self).__init__()
@@ -459,6 +462,9 @@ class Lock(object):
     ...        pass
     ...
     ...    # Now the lock is released.
+
+    .. versionchanged:: 3.5
+       Added ``async with`` support in Python 3.5.
     """
     def __init__(self):
         self._block = BoundedSemaphore(value=1)
diff --git a/tornado/queues.py b/tornado/queues.py
index bc57e2981..129b204e3 100644
--- a/tornado/queues.py
+++ b/tornado/queues.py
@@ -116,6 +116,9 @@ class Queue(object):
                 finally:
                     q.task_done()
 
+    .. versionchanged:: 4.3
+       Added ``async for`` support in Python 3.5.
+
     """
     def __init__(self, maxsize=0):
         if maxsize is None:
-- 
2.47.2