diff --git a/Lib/multiprocessing/managers.py b/Lib/multiprocessing/managers.py index 0eb16c664cfab3..f8d3cef110fa58 100644 --- a/Lib/multiprocessing/managers.py +++ b/Lib/multiprocessing/managers.py @@ -959,7 +959,7 @@ def MakeProxyType(name, exposed, _cache={}): def AutoProxy(token, serializer, manager=None, authkey=None, - exposed=None, incref=True): + exposed=None, incref=True, manager_owned=False): ''' Return an auto-proxy for `token` ''' @@ -979,7 +979,7 @@ def AutoProxy(token, serializer, manager=None, authkey=None, ProxyType = MakeProxyType('AutoProxy[%s]' % token.typeid, exposed) proxy = ProxyType(token, serializer, manager=manager, authkey=authkey, - incref=incref) + incref=incref, manager_owned=manager_owned) proxy._isauto = True return proxy diff --git a/Lib/test/_test_multiprocessing.py b/Lib/test/_test_multiprocessing.py index e47905c863bafa..ebd44f97003635 100644 --- a/Lib/test/_test_multiprocessing.py +++ b/Lib/test/_test_multiprocessing.py @@ -2282,6 +2282,16 @@ def test_dict_proxy_nested(self): self.assertIsInstance(outer[0], list) # Not a ListProxy self.assertEqual(outer[-1][-1]['feed'], 3) + def test_nested_queue(self): + a = self.list() # Test queue inside list + a.append(self.Queue()) + a[0].put(123) + self.assertEqual(a[0].get(), 123) + b = self.dict() # Test queue inside dict + b[0] = self.Queue() + b[0].put(456) + self.assertEqual(b[0].get(), 456) + def test_namespace(self): n = self.Namespace() n.name = 'Bob' diff --git a/Misc/NEWS.d/next/Library/2019-09-25-13-54-41.bpo-30256.wBkzox.rst b/Misc/NEWS.d/next/Library/2019-09-25-13-54-41.bpo-30256.wBkzox.rst new file mode 100644 index 00000000000000..4490803f32642e --- /dev/null +++ b/Misc/NEWS.d/next/Library/2019-09-25-13-54-41.bpo-30256.wBkzox.rst @@ -0,0 +1 @@ +Pass multiprocessing BaseProxy argument `manager_owned` through AutoProxy diff --git a/Misc/NEWS.d/next/Tests/2019-09-25-18-10-10.bpo-30256.A5i76Q.rst b/Misc/NEWS.d/next/Tests/2019-09-25-18-10-10.bpo-30256.A5i76Q.rst new file mode 100644 index 00000000000000..4a7cfd52fcea22 --- /dev/null +++ b/Misc/NEWS.d/next/Tests/2019-09-25-18-10-10.bpo-30256.A5i76Q.rst @@ -0,0 +1,2 @@ +Add test for nested queues when using ``multiprocessing`` shared objects +``AutoProxy[Queue]`` inside ``ListProxy`` and ``DictProxy``