From: Yury Selivanov <yury@magic.io>
Date: Fri, 21 Oct 2016 21:13:40 +0000 (-0400)
Subject: Issue #28500: Fix asyncio to handle async gens GC from another thread.
X-Git-Tag: v3.6.0b3~81
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=ed0540698ef2ea66dfd662ac6e98a15e8eabf365;p=thirdparty%2FPython%2Fcpython.git

Issue #28500: Fix asyncio to handle async gens GC from another thread.
---

diff --git a/Lib/asyncio/base_events.py b/Lib/asyncio/base_events.py
index 5b5fcde4388c..e59b2b75ac14 100644
--- a/Lib/asyncio/base_events.py
+++ b/Lib/asyncio/base_events.py
@@ -351,6 +351,9 @@ class BaseEventLoop(events.AbstractEventLoop):
         self._asyncgens.discard(agen)
         if not self.is_closed():
             self.create_task(agen.aclose())
+            # Wake up the loop if the finalizer was called from
+            # a different thread.
+            self._write_to_self()
 
     def _asyncgen_firstiter_hook(self, agen):
         if self._asyncgens_shutdown_called:
diff --git a/Misc/NEWS b/Misc/NEWS
index 4410edadf9a5..e508fc15598b 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -38,6 +38,8 @@ Library
 
 - Issue #28492: Fix how StopIteration exception is raised in _asyncio.Future.
 
+- Issue #28500: Fix asyncio to handle async gens GC from another thread.
+
 Build
 -----