Fixed race condition (thanks Ralf Schmitt)

CHANGES

@@ -1,6 +1,8 @@
 2.1.3
 =====
 
+- Fixed race condition in wait(return_when=ALL_COMPLETED)
+  (http://bugs.python.org/issue14406) -- thanks Ralf Schmitt
 - Added missing setUp() methods to several test classes
 
 

concurrent/futures/_base.py

@@ -122,8 +122,7 @@ class _AllCompletedWaiter(_Waiter):
         super(_AllCompletedWaiter, self).__init__()
 
     def _decrement_pending_calls(self):
-        self.num_pending_calls -= 1
-        if not self.num_pending_calls:
+        if self.num_pending_calls == len(self.finished_futures):
             self.event.set()
 
     def add_result(self, future):

docs/conf.py

@@ -45,9 +45,9 @@ copyright = u'2009-2011, Brian Quinlan'
 # built documents.
 #
 # The short X.Y version.
-version = '2.1.2'
+version = '2.1.3'
 # The full version, including alpha/beta/rc tags.
-release = '2.1.2'
+release = '2.1.3'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.

setup.py

@@ -11,7 +11,7 @@ except ImportError:
     from distutils.core import setup
 
 setup(name='futures',
-      version='2.1.2',
+      version='2.1.3',
       description='Backport of the concurrent.futures package from Python 3.2',
       author='Brian Quinlan',
       author_email='brian@sweetapp.com',