From: MinRK <benjaminrk@gmail.com>
Date: Fri, 21 Mar 2014 17:59:25 +0000 (-0700)
Subject: add IOLoop.clear_instance
X-Git-Tag: v4.0.0b1~101^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F1019%2Fhead;p=thirdparty%2Ftornado.git

add IOLoop.clear_instance

like clear_current, but for the global IOLoop instance
---

diff --git a/tornado/ioloop.py b/tornado/ioloop.py
index 80496e193..421bf8766 100644
--- a/tornado/ioloop.py
+++ b/tornado/ioloop.py
@@ -157,6 +157,12 @@ class IOLoop(Configurable):
         assert not IOLoop.initialized()
         IOLoop._instance = self
 
+    @staticmethod
+    def clear_instance():
+        """Clear the global `IOLoop` instance."""
+        if hasattr(IOLoop, "_instance"):
+            del IOLoop._instance
+
     @staticmethod
     def current():
         """Returns the current thread's `IOLoop`.