bpo-38107: Replace direct future and task contructor calls with factories in asyncio tests (GH-15928)

13 files changed, 156 insertions, 159 deletions

diff --git a/Lib/test/test_asyncio/test_base_events.py b/Lib/test/test_asyncio/test_base_events.py
index 08d4792..370e6a6 100644
--- a/Lib/test/test_asyncio/test_base_events.py
+++ b/Lib/test/test_asyncio/test_base_events.py
@@ -193,7 +193,7 @@ class BaseEventLoopTests(test_utils.TestCase):
         self.loop.close()
 
         # operation blocked when the loop is closed
-        f = asyncio.Future(loop=self.loop)
+        f = self.loop.create_future()
         self.assertRaises(RuntimeError, self.loop.run_forever)
         self.assertRaises(RuntimeError, self.loop.run_until_complete, f)
 
@@ -324,7 +324,7 @@ class BaseEventLoopTests(test_utils.TestCase):
 
         def test_thread(loop, debug, create_loop=False):
             event = threading.Event()
-            fut = asyncio.Future(loop=loop)
+            fut = loop.create_future()
             loop.call_soon(event.set)
             args = (loop, event, debug, create_loop, fut)
             thread = threading.Thread(target=check_in_thread, args=args)
@@ -472,7 +472,7 @@ class BaseEventLoopTests(test_utils.TestCase):
             self.loop.run_until_complete, 'blah')
 
     def test_run_until_complete_loop(self):
-        task = asyncio.Future(loop=self.loop)
+        task = self.loop.create_future()
         other_loop = self.new_test_loop()
         self.addCleanup(other_loop.close)
         self.assertRaises(ValueError,
@@ -555,7 +555,7 @@ class BaseEventLoopTests(test_utils.TestCase):
 
         # Test call_soon (events.Handle)
         with mock.patch('asyncio.base_events.logger') as log:
-            fut = asyncio.Future(loop=self.loop)
+            fut = self.loop.create_future()
             self.loop.call_soon(zero_error, fut)
             fut.add_done_callback(lambda fut: self.loop.stop())
             self.loop.run_forever()
@@ -565,7 +565,7 @@ class BaseEventLoopTests(test_utils.TestCase):
 
         # Test call_later (events.TimerHandle)
         with mock.patch('asyncio.base_events.logger') as log:
-            fut = asyncio.Future(loop=self.loop)
+            fut = self.loop.create_future()
             self.loop.call_later(0.01, zero_error, fut)
             fut.add_done_callback(lambda fut: self.loop.stop())
             self.loop.run_forever()
@@ -996,7 +996,7 @@ class MyProto(asyncio.Protocol):
         self.state = 'INITIAL'
         self.nbytes = 0
         if create_future:
-            self.done = asyncio.Future()
+            self.done = asyncio.get_running_loop().create_future()
 
     def connection_made(self, transport):
         self.transport = transport
@@ -1026,7 +1026,7 @@ class MyDatagramProto(asyncio.DatagramProtocol):
         self.state = 'INITIAL'
         self.nbytes = 0
         if create_future:
-            self.done = asyncio.Future(loop=loop)
+            self.done = loop.create_future()
 
     def connection_made(self, transport):
         self.transport = transport
@@ -1071,7 +1071,7 @@ class BaseEventLoopWithSelectorTests(test_utils.TestCase):
                     (2, 1, 6, '', ('107.6.106.82', 80))]
 
         def getaddrinfo_task(*args, **kwds):
-            return asyncio.Task(getaddrinfo(*args, **kwds), loop=self.loop)
+            return self.loop.create_task(getaddrinfo(*args, **kwds))
 
         idx = -1
         errors = ['err1', 'err2']
@@ -1098,7 +1098,7 @@ class BaseEventLoopWithSelectorTests(test_utils.TestCase):
         m_socket.socket.return_value = sock
 
         def getaddrinfo(*args, **kw):
-            fut = asyncio.Future(loop=self.loop)
+            fut = self.loop.create_future()
             addr = (socket.AF_INET, socket.SOCK_STREAM, 0, '',
                     ('127.0.0.1', 80))
             fut.set_result([addr])
@@ -1190,7 +1190,7 @@ class BaseEventLoopWithSelectorTests(test_utils.TestCase):
             return []
 
         def getaddrinfo_task(*args, **kwds):
-            return asyncio.Task(getaddrinfo(*args, **kwds), loop=self.loop)
+            return self.loop.create_task(getaddrinfo(*args, **kwds))
 
         self.loop.getaddrinfo = getaddrinfo_task
         coro = self.loop.create_connection(MyProto, 'example.com', 80)
@@ -1202,7 +1202,7 @@ class BaseEventLoopWithSelectorTests(test_utils.TestCase):
             return [(2, 1, 6, '', ('107.6.106.82', 80))]
 
         def getaddrinfo_task(*args, **kwds):
-            return asyncio.Task(getaddrinfo(*args, **kwds), loop=self.loop)
+            return self.loop.create_task(getaddrinfo(*args, **kwds))
 
         self.loop.getaddrinfo = getaddrinfo_task
         self.loop.sock_connect = mock.Mock()
@@ -1218,7 +1218,7 @@ class BaseEventLoopWithSelectorTests(test_utils.TestCase):
                     (2, 1, 6, '', ('0.0.0.2', 80))]
 
         def getaddrinfo_task(*args, **kwds):
-            return asyncio.Task(getaddrinfo(*args, **kwds), loop=self.loop)
+            return self.loop.create_task(getaddrinfo(*args, **kwds))
 
         self.loop.getaddrinfo = getaddrinfo_task
         self.loop.sock_connect = mock.Mock()
@@ -1245,7 +1245,7 @@ class BaseEventLoopWithSelectorTests(test_utils.TestCase):
                     (2, 1, 6, '', ('0.0.0.2', 80))]
 
         def getaddrinfo_task(*args, **kwds):
-            return asyncio.Task(getaddrinfo(*args, **kwds), loop=self.loop)
+            return self.loop.create_task(getaddrinfo(*args, **kwds))
 
         self.loop.getaddrinfo = getaddrinfo_task
         self.loop.sock_connect = mock.Mock()
@@ -1377,7 +1377,7 @@ class BaseEventLoopWithSelectorTests(test_utils.TestCase):
                 return []
 
         def getaddrinfo_task(*args, **kwds):
-            return asyncio.Task(getaddrinfo(*args, **kwds), loop=self.loop)
+            return self.loop.create_task(getaddrinfo(*args, **kwds))
         self.loop.getaddrinfo = getaddrinfo_task
 
         coro = self.loop.create_connection(
@@ -1405,7 +1405,7 @@ class BaseEventLoopWithSelectorTests(test_utils.TestCase):
         self.loop.getaddrinfo = mock.Mock()
 
         def mock_getaddrinfo(*args, **kwds):
-            f = asyncio.Future(loop=self.loop)
+            f = self.loop.create_future()
             f.set_result([(socket.AF_INET, socket.SOCK_STREAM,
                            socket.SOL_TCP, '', ('1.2.3.4', 80))])
             return f
@@ -1513,7 +1513,7 @@ class BaseEventLoopWithSelectorTests(test_utils.TestCase):
             return []
 
         def getaddrinfo_task(*args, **kwds):
-            return asyncio.Task(getaddrinfo(*args, **kwds), loop=self.loop)
+            return self.loop.create_task(getaddrinfo(*args, **kwds))
 
         self.loop.getaddrinfo = getaddrinfo_task
         fut = self.loop.create_server(MyProto, '', 0)
diff --git a/Lib/test/test_asyncio/test_events.py b/Lib/test/test_asyncio/test_events.py
index bdc8613..7256758 100644
--- a/Lib/test/test_asyncio/test_events.py
+++ b/Lib/test/test_asyncio/test_events.py
@@ -82,8 +82,8 @@ class MyBaseProto(asyncio.Protocol):
         self.state = 'INITIAL'
         self.nbytes = 0
         if loop is not None:
-            self.connected = asyncio.Future(loop=loop)
-            self.done = asyncio.Future(loop=loop)
+            self.connected = loop.create_future()
+            self.done = loop.create_future()
 
     def connection_made(self, transport):
         self.transport = transport
@@ -120,7 +120,7 @@ class MyDatagramProto(asyncio.DatagramProtocol):
         self.state = 'INITIAL'
         self.nbytes = 0
         if loop is not None:
-            self.done = asyncio.Future(loop=loop)
+            self.done = loop.create_future()
 
     def connection_made(self, transport):
         self.transport = transport
@@ -149,7 +149,7 @@ class MyReadPipeProto(asyncio.Protocol):
         self.nbytes = 0
         self.transport = None
         if loop is not None:
-            self.done = asyncio.Future(loop=loop)
+            self.done = loop.create_future()
 
     def connection_made(self, transport):
         self.transport = transport
@@ -180,7 +180,7 @@ class MyWritePipeProto(asyncio.BaseProtocol):
         self.state = 'INITIAL'
         self.transport = None
         if loop is not None:
-            self.done = asyncio.Future(loop=loop)
+            self.done = loop.create_future()
 
     def connection_made(self, transport):
         self.transport = transport
@@ -199,9 +199,9 @@ class MySubprocessProtocol(asyncio.SubprocessProtocol):
     def __init__(self, loop):
         self.state = 'INITIAL'
         self.transport = None
-        self.connected = asyncio.Future(loop=loop)
-        self.completed = asyncio.Future(loop=loop)
-        self.disconnects = {fd: asyncio.Future(loop=loop) for fd in range(3)}
+        self.connected = loop.create_future()
+        self.completed = loop.create_future()
+        self.disconnects = {fd: loop.create_future() for fd in range(3)}
         self.data = {1: b'', 2: b''}
         self.returncode = None
         self.got_data = {1: asyncio.Event(loop=loop),
@@ -739,7 +739,7 @@ class EventLoopTestsMixin:
                 return [(family, socket.SOCK_STREAM, 6, '', (host, port, 0, 0))]
 
         def getaddrinfo_task(*args, **kwds):
-            return asyncio.Task(getaddrinfo(*args, **kwds), loop=self.loop)
+            return self.loop.create_task(getaddrinfo(*args, **kwds))
 
         unique_hosts = set(hosts)
 
@@ -1095,7 +1095,7 @@ class EventLoopTestsMixin:
         client, pr = self.loop.run_until_complete(f_c)
 
         # extra info is available
-        self.check_ssl_extra_info(client,peername=(host, port),
+        self.check_ssl_extra_info(client, peername=(host, port),
                                   peercert=test_utils.PEERCERT)
 
         # close connection
@@ -1105,7 +1105,7 @@ class EventLoopTestsMixin:
         self.loop.run_until_complete(proto.done)
 
     def test_create_server_sock(self):
-        proto = asyncio.Future(loop=self.loop)
+        proto = self.loop.create_future()
 
         class TestMyProto(MyProto):
             def connection_made(self, transport):
@@ -1144,7 +1144,7 @@ class EventLoopTestsMixin:
 
     @unittest.skipUnless(support.IPV6_ENABLED, 'IPv6 not supported or enabled')
     def test_create_server_dual_stack(self):
-        f_proto = asyncio.Future(loop=self.loop)
+        f_proto = self.loop.create_future()
 
         class TestMyProto(MyProto):
             def connection_made(self, transport):
@@ -1173,7 +1173,7 @@ class EventLoopTestsMixin:
         proto.transport.close()
         client.close()
 
-        f_proto = asyncio.Future(loop=self.loop)
+        f_proto = self.loop.create_future()
         client = socket.socket(socket.AF_INET6)
         client.connect(('::1', port))
         client.send(b'xxx')
@@ -1588,7 +1588,7 @@ class EventLoopTestsMixin:
             return res
 
         start = time.monotonic()
-        t = asyncio.Task(main(), loop=self.loop)
+        t = self.loop.create_task(main())
         self.loop.run_forever()
         elapsed = time.monotonic() - start
 
@@ -1674,7 +1674,7 @@ class EventLoopTestsMixin:
         with self.assertRaises(RuntimeError):
             self.loop.run_forever()
         with self.assertRaises(RuntimeError):
-            fut = asyncio.Future(loop=self.loop)
+            fut = self.loop.create_future()
             self.loop.run_until_complete(fut)
         with self.assertRaises(RuntimeError):
             self.loop.call_soon(func)
diff --git a/Lib/test/test_asyncio/test_locks.py b/Lib/test/test_asyncio/test_locks.py
index a9953b4..9468e74 100644
--- a/Lib/test/test_asyncio/test_locks.py
+++ b/Lib/test/test_asyncio/test_locks.py
@@ -124,8 +124,8 @@ class LockTests(test_utils.TestCase):
                 result.append(3)
             return True
 
-        t1 = asyncio.Task(c1(result), loop=self.loop)
-        t2 = asyncio.Task(c2(result), loop=self.loop)
+        t1 = self.loop.create_task(c1(result))
+        t2 = self.loop.create_task(c2(result))
 
         test_utils.run_briefly(self.loop)
         self.assertEqual([], result)
@@ -137,7 +137,7 @@ class LockTests(test_utils.TestCase):
         test_utils.run_briefly(self.loop)
         self.assertEqual([1], result)
 
-        t3 = asyncio.Task(c3(result), loop=self.loop)
+        t3 = self.loop.create_task(c3(result))
 
         lock.release()
         test_utils.run_briefly(self.loop)
@@ -159,7 +159,7 @@ class LockTests(test_utils.TestCase):
             lock = asyncio.Lock(loop=self.loop)
         self.assertTrue(self.loop.run_until_complete(lock.acquire()))
 
-        task = asyncio.Task(lock.acquire(), loop=self.loop)
+        task = self.loop.create_task(lock.acquire())
         self.loop.call_soon(task.cancel)
         self.assertRaises(
             asyncio.CancelledError,
@@ -192,14 +192,14 @@ class LockTests(test_utils.TestCase):
             finally:
                 lock.release()
 
-        fa = asyncio.Future(loop=self.loop)
-        ta = asyncio.Task(lockit('A', fa), loop=self.loop)
+        fa = self.loop.create_future()
+        ta = self.loop.create_task(lockit('A', fa))
         test_utils.run_briefly(self.loop)
         self.assertTrue(lock.locked())
-        tb = asyncio.Task(lockit('B', None), loop=self.loop)
+        tb = self.loop.create_task(lockit('B', None))
         test_utils.run_briefly(self.loop)
         self.assertEqual(len(lock._waiters), 1)
-        tc = asyncio.Task(lockit('C', None), loop=self.loop)
+        tc = self.loop.create_task(lockit('C', None))
         test_utils.run_briefly(self.loop)
         self.assertEqual(len(lock._waiters), 2)
 
@@ -267,17 +267,17 @@ class LockTests(test_utils.TestCase):
         with self.assertWarns(DeprecationWarning):
             lock = asyncio.Lock(loop=self.loop)
 
-        ta = asyncio.Task(lock.acquire(), loop=self.loop)
+        ta = self.loop.create_task(lock.acquire())
         test_utils.run_briefly(self.loop)
         self.assertTrue(lock.locked())
 
-        tb = asyncio.Task(lock.acquire(), loop=self.loop)
+        tb = self.loop.create_task(lock.acquire())
         test_utils.run_briefly(self.loop)
         self.assertEqual(len(lock._waiters), 1)
 
         # Create a second waiter, wake up the first, and cancel it.
         # Without the fix, the second was not woken up.
-        tc = asyncio.Task(lock.acquire(), loop=self.loop)
+        tc = self.loop.create_task(lock.acquire())
         lock.release()
         tb.cancel()
         test_utils.run_briefly(self.loop)
@@ -405,13 +405,13 @@ class EventTests(test_utils.TestCase):
             if await ev.wait():
                 result.append(3)
 
-        t1 = asyncio.Task(c1(result), loop=self.loop)
-        t2 = asyncio.Task(c2(result), loop=self.loop)
+        t1 = self.loop.create_task(c1(result))
+        t2 = self.loop.create_task(c2(result))
 
         test_utils.run_briefly(self.loop)
         self.assertEqual([], result)
 
-        t3 = asyncio.Task(c3(result), loop=self.loop)
+        t3 = self.loop.create_task(c3(result))
 
         ev.set()
         test_utils.run_briefly(self.loop)
@@ -436,7 +436,7 @@ class EventTests(test_utils.TestCase):
         with self.assertWarns(DeprecationWarning):
             ev = asyncio.Event(loop=self.loop)
 
-        wait = asyncio.Task(ev.wait(), loop=self.loop)
+        wait = self.loop.create_task(ev.wait())
         self.loop.call_soon(wait.cancel)
         self.assertRaises(
             asyncio.CancelledError,
@@ -464,7 +464,7 @@ class EventTests(test_utils.TestCase):
                 result.append(1)
             return True
 
-        t = asyncio.Task(c1(result), loop=self.loop)
+        t = self.loop.create_task(c1(result))
         test_utils.run_briefly(self.loop)
         self.assertEqual([], result)
 
@@ -527,9 +527,9 @@ class ConditionTests(test_utils.TestCase):
                 result.append(3)
             return True
 
-        t1 = asyncio.Task(c1(result), loop=self.loop)
-        t2 = asyncio.Task(c2(result), loop=self.loop)
-        t3 = asyncio.Task(c3(result), loop=self.loop)
+        t1 = self.loop.create_task(c1(result))
+        t2 = self.loop.create_task(c2(result))
+        t3 = self.loop.create_task(c3(result))
 
         test_utils.run_briefly(self.loop)
         self.assertEqual([], result)
@@ -573,7 +573,7 @@ class ConditionTests(test_utils.TestCase):
             cond = asyncio.Condition(loop=self.loop)
         self.loop.run_until_complete(cond.acquire())
 
-        wait = asyncio.Task(cond.wait(), loop=self.loop)
+        wait = self.loop.create_task(cond.wait())
         self.loop.call_soon(wait.cancel)
         self.assertRaises(
             asyncio.CancelledError,
@@ -588,7 +588,7 @@ class ConditionTests(test_utils.TestCase):
         self.loop.run_until_complete(cond.acquire())
         self.assertTrue(cond.locked())
 
-        wait_task = asyncio.Task(cond.wait(), loop=self.loop)
+        wait_task = self.loop.create_task(cond.wait())
         test_utils.run_briefly(self.loop)
         self.assertFalse(cond.locked())
 
@@ -657,7 +657,7 @@ class ConditionTests(test_utils.TestCase):
                 cond.release()
             return True
 
-        t = asyncio.Task(c1(result), loop=self.loop)
+        t = self.loop.create_task(c1(result))
 
         test_utils.run_briefly(self.loop)
         self.assertEqual([], result)
@@ -717,9 +717,9 @@ class ConditionTests(test_utils.TestCase):
                 cond.release()
             return True
 
-        t1 = asyncio.Task(c1(result), loop=self.loop)
-        t2 = asyncio.Task(c2(result), loop=self.loop)
-        t3 = asyncio.Task(c3(result), loop=self.loop)
+        t1 = self.loop.create_task(c1(result))
+        t2 = self.loop.create_task(c2(result))
+        t3 = self.loop.create_task(c3(result))
 
         test_utils.run_briefly(self.loop)
         self.assertEqual([], result)
@@ -764,8 +764,8 @@ class ConditionTests(test_utils.TestCase):
                 cond.release()
             return True
 
-        t1 = asyncio.Task(c1(result), loop=self.loop)
-        t2 = asyncio.Task(c2(result), loop=self.loop)
+        t1 = self.loop.create_task(c1(result))
+        t2 = self.loop.create_task(c2(result))
 
         test_utils.run_briefly(self.loop)
         self.assertEqual([], result)
@@ -965,9 +965,9 @@ class SemaphoreTests(test_utils.TestCase):
             result.append(4)
             return True
 
-        t1 = asyncio.Task(c1(result), loop=self.loop)
-        t2 = asyncio.Task(c2(result), loop=self.loop)
-        t3 = asyncio.Task(c3(result), loop=self.loop)
+        t1 = self.loop.create_task(c1(result))
+        t2 = self.loop.create_task(c2(result))
+        t3 = self.loop.create_task(c3(result))
 
         test_utils.run_briefly(self.loop)
         self.assertEqual([1], result)
@@ -975,7 +975,7 @@ class SemaphoreTests(test_utils.TestCase):
         self.assertEqual(2, len(sem._waiters))
         self.assertEqual(0, sem._value)
 
-        t4 = asyncio.Task(c4(result), loop=self.loop)
+        t4 = self.loop.create_task(c4(result))
 
         sem.release()
         sem.release()
@@ -1003,7 +1003,7 @@ class SemaphoreTests(test_utils.TestCase):
             sem = asyncio.Semaphore(loop=self.loop)
         self.loop.run_until_complete(sem.acquire())
 
-        acquire = asyncio.Task(sem.acquire(), loop=self.loop)
+        acquire = self.loop.create_task(sem.acquire())
         self.loop.call_soon(acquire.cancel)
         self.assertRaises(
             asyncio.CancelledError,
@@ -1015,10 +1015,10 @@ class SemaphoreTests(test_utils.TestCase):
         with self.assertWarns(DeprecationWarning):
             sem = asyncio.Semaphore(value=0, loop=self.loop)
 
-        t1 = asyncio.Task(sem.acquire(), loop=self.loop)
-        t2 = asyncio.Task(sem.acquire(), loop=self.loop)
-        t3 = asyncio.Task(sem.acquire(), loop=self.loop)
-        t4 = asyncio.Task(sem.acquire(), loop=self.loop)
+        t1 = self.loop.create_task(sem.acquire())
+        t2 = self.loop.create_task(sem.acquire())
+        t3 = self.loop.create_task(sem.acquire())
+        t4 = self.loop.create_task(sem.acquire())
 
         test_utils.run_briefly(self.loop)
 
@@ -1038,8 +1038,8 @@ class SemaphoreTests(test_utils.TestCase):
         with self.assertWarns(DeprecationWarning):
             sem = asyncio.Semaphore(value=0, loop=self.loop)
 
-        t1 = asyncio.Task(sem.acquire(), loop=self.loop)
-        t2 = asyncio.Task(sem.acquire(), loop=self.loop)
+        t1 = self.loop.create_task(sem.acquire())
+        t2 = self.loop.create_task(sem.acquire())
 
         test_utils.run_briefly(self.loop)
 
diff --git a/Lib/test/test_asyncio/test_pep492.py b/Lib/test/test_asyncio/test_pep492.py
index dfb68b8..58a6094 100644
--- a/Lib/test/test_asyncio/test_pep492.py
+++ b/Lib/test/test_asyncio/test_pep492.py
@@ -206,7 +206,7 @@ class CoroutineTests(BaseTest):
 
         async def runner():
             coro = afunc()
-            t = asyncio.Task(coro, loop=self.loop)
+            t = self.loop.create_task(coro)
             try:
                 await asyncio.sleep(0)
                 await coro
diff --git a/Lib/test/test_asyncio/test_proactor_events.py b/Lib/test/test_asyncio/test_proactor_events.py
index b2fd606..c838c5c 100644
--- a/Lib/test/test_asyncio/test_proactor_events.py
+++ b/Lib/test/test_asyncio/test_proactor_events.py
@@ -47,7 +47,7 @@ class ProactorSocketTransportTests(test_utils.TestCase):
         return transport
 
     def test_ctor(self):
-        fut = asyncio.Future(loop=self.loop)
+        fut = self.loop.create_future()
         tr = self.socket_transport(waiter=fut)
         test_utils.run_briefly(self.loop)
         self.assertIsNone(fut.result())
@@ -62,7 +62,7 @@ class ProactorSocketTransportTests(test_utils.TestCase):
         self.assertFalse(self.protocol.eof_received.called)
 
     def test_loop_reading_data(self):
-        res = asyncio.Future(loop=self.loop)
+        res = self.loop.create_future()
         res.set_result(b'data')
 
         tr = self.socket_transport()
@@ -72,7 +72,7 @@ class ProactorSocketTransportTests(test_utils.TestCase):
         self.protocol.data_received.assert_called_with(b'data')
 
     def test_loop_reading_no_data(self):
-        res = asyncio.Future(loop=self.loop)
+        res = self.loop.create_future()
         res.set_result(b'')
 
         tr = self.socket_transport()
@@ -182,7 +182,7 @@ class ProactorSocketTransportTests(test_utils.TestCase):
         m_log.warning.assert_called_with('socket.send() raised exception.')
 
     def test_loop_writing_stop(self):
-        fut = asyncio.Future(loop=self.loop)
+        fut = self.loop.create_future()
         fut.set_result(b'data')
 
         tr = self.socket_transport()
@@ -191,7 +191,7 @@ class ProactorSocketTransportTests(test_utils.TestCase):
         self.assertIsNone(tr._write_fut)
 
     def test_loop_writing_closing(self):
-        fut = asyncio.Future(loop=self.loop)
+        fut = self.loop.create_future()
         fut.set_result(1)
 
         tr = self.socket_transport()
@@ -260,7 +260,7 @@ class ProactorSocketTransportTests(test_utils.TestCase):
     def test_loop_writing_force_close(self):
         exc_handler = mock.Mock()
         self.loop.set_exception_handler(exc_handler)
-        fut = asyncio.Future(loop=self.loop)
+        fut = self.loop.create_future()
         fut.set_result(1)
         self.proactor.send.return_value = fut
 
@@ -303,7 +303,7 @@ class ProactorSocketTransportTests(test_utils.TestCase):
 
     def test_write_eof_buffer(self):
         tr = self.socket_transport()
-        f = asyncio.Future(loop=self.loop)
+        f = self.loop.create_future()
         tr._loop._proactor.send.return_value = f
         tr.write(b'data')
         tr.write_eof()
@@ -327,7 +327,7 @@ class ProactorSocketTransportTests(test_utils.TestCase):
 
     def test_write_eof_buffer_write_pipe(self):
         tr = _ProactorWritePipeTransport(self.loop, self.sock, self.protocol)
-        f = asyncio.Future(loop=self.loop)
+        f = self.loop.create_future()
         tr._loop._proactor.send.return_value = f
         tr.write(b'data')
         tr.write_eof()
@@ -352,7 +352,7 @@ class ProactorSocketTransportTests(test_utils.TestCase):
         tr = self.socket_transport()
         futures = []
         for msg in [b'data1', b'data2', b'data3', b'data4', b'data5', b'']:
-            f = asyncio.Future(loop=self.loop)
+            f = self.loop.create_future()
             f.set_result(msg)
             futures.append(f)
 
@@ -406,7 +406,7 @@ class ProactorSocketTransportTests(test_utils.TestCase):
         tr = self.pause_writing_transport(high=4)
 
         # write a large chunk, must pause writing
-        fut = asyncio.Future(loop=self.loop)
+        fut = self.loop.create_future()
         self.loop._proactor.send.return_value = fut
         tr.write(b'large data')
         self.loop._run_once()
@@ -422,7 +422,7 @@ class ProactorSocketTransportTests(test_utils.TestCase):
         tr = self.pause_writing_transport(high=4)
 
         # first short write, the buffer is not full (3 <= 4)
-        fut1 = asyncio.Future(loop=self.loop)
+        fut1 = self.loop.create_future()
         self.loop._proactor.send.return_value = fut1
         tr.write(b'123')
         self.loop._run_once()
@@ -439,7 +439,7 @@ class ProactorSocketTransportTests(test_utils.TestCase):
         tr = self.pause_writing_transport(high=4)
 
         # first short write, the buffer is not full (1 <= 4)
-        fut = asyncio.Future(loop=self.loop)
+        fut = self.loop.create_future()
         self.loop._proactor.send.return_value = fut
         tr.write(b'1')
         self.loop._run_once()
@@ -463,7 +463,7 @@ class ProactorSocketTransportTests(test_utils.TestCase):
 
         # write a large chunk which completes immediately,
         # it should not pause writing
-        fut = asyncio.Future(loop=self.loop)
+        fut = self.loop.create_future()
         fut.set_result(None)
         self.loop._proactor.send.return_value = fut
         tr.write(b'very large data')
@@ -496,7 +496,7 @@ class ProactorSocketTransportBufferedProtoTests(test_utils.TestCase):
         return transport
 
     def test_ctor(self):
-        fut = asyncio.Future(loop=self.loop)
+        fut = self.loop.create_future()
         tr = self.socket_transport(waiter=fut)
         test_utils.run_briefly(self.loop)
         self.assertIsNone(fut.result())
@@ -541,7 +541,7 @@ class ProactorSocketTransportBufferedProtoTests(test_utils.TestCase):
         self.protocol = test_utils.make_test_protocol(asyncio.Protocol)
         tr = self.socket_transport()
 
-        res = asyncio.Future(loop=self.loop)
+        res = self.loop.create_future()
         res.set_result(b'data')
 
         tr = self.socket_transport()
@@ -558,7 +558,7 @@ class ProactorSocketTransportBufferedProtoTests(test_utils.TestCase):
 
         tr.set_protocol(buf_proto)
         test_utils.run_briefly(self.loop)
-        res = asyncio.Future(loop=self.loop)
+        res = self.loop.create_future()
         res.set_result(4)
 
         tr._read_fut = res
@@ -591,7 +591,7 @@ class ProactorSocketTransportBufferedProtoTests(test_utils.TestCase):
         self.loop.call_exception_handler = mock.Mock()
         self.protocol.buffer_updated.side_effect = LookupError()
 
-        res = asyncio.Future(loop=self.loop)
+        res = self.loop.create_future()
         res.set_result(10)
         transport._read_fut = res
         transport._loop_reading(res)
@@ -601,7 +601,7 @@ class ProactorSocketTransportBufferedProtoTests(test_utils.TestCase):
         self.assertTrue(self.protocol.buffer_updated.called)
 
     def test_loop_eof_received_error(self):
-        res = asyncio.Future(loop=self.loop)
+        res = self.loop.create_future()
         res.set_result(0)
 
         self.protocol.eof_received.side_effect = LookupError()
@@ -617,7 +617,7 @@ class ProactorSocketTransportBufferedProtoTests(test_utils.TestCase):
         self.assertTrue(tr._fatal_error.called)
 
     def test_loop_reading_data(self):
-        res = asyncio.Future(loop=self.loop)
+        res = self.loop.create_future()
         res.set_result(4)
 
         tr = self.socket_transport()
@@ -627,7 +627,7 @@ class ProactorSocketTransportBufferedProtoTests(test_utils.TestCase):
         self.protocol.buffer_updated.assert_called_with(4)
 
     def test_loop_reading_no_data(self):
-        res = asyncio.Future(loop=self.loop)
+        res = self.loop.create_future()
         res.set_result(0)
 
         tr = self.socket_transport()
@@ -691,7 +691,7 @@ class ProactorSocketTransportBufferedProtoTests(test_utils.TestCase):
         tr = self.socket_transport()
         futures = []
         for msg in [10, 20, 30, 40, 0]:
-            f = asyncio.Future(loop=self.loop)
+            f = self.loop.create_future()
             f.set_result(msg)
             futures.append(f)
 
@@ -1044,7 +1044,7 @@ class BaseProactorEventLoopTests(test_utils.TestCase):
         loop = call_soon.call_args[0][0]
 
         # cancelled
-        fut = asyncio.Future(loop=self.loop)
+        fut = self.loop.create_future()
         fut.cancel()
         loop(fut)
         self.assertTrue(self.sock.close.called)
@@ -1094,7 +1094,7 @@ class BaseProactorEventLoopTests(test_utils.TestCase):
         close_transport(tr)
 
     def test_datagram_loop_reading_data(self):
-        res = asyncio.Future(loop=self.loop)
+        res = self.loop.create_future()
         res.set_result((b'data', ('127.0.0.1', 12068)))
 
         tr = self.datagram_transport()
@@ -1105,7 +1105,7 @@ class BaseProactorEventLoopTests(test_utils.TestCase):
         close_transport(tr)
 
     def test_datagram_loop_reading_no_data(self):
-        res = asyncio.Future(loop=self.loop)
+        res = self.loop.create_future()
         res.set_result((b'', ('127.0.0.1', 12068)))
 
         tr = self.datagram_transport()
diff --git a/Lib/test/test_asyncio/test_queues.py b/Lib/test/test_asyncio/test_queues.py
index 171176c..5c9aaa8 100644
--- a/Lib/test/test_asyncio/test_queues.py
+++ b/Lib/test/test_asyncio/test_queues.py
@@ -44,7 +44,7 @@ class QueueBasicTests(_QueueTestBase):
         async def add_getter():
             q = asyncio.Queue(loop=loop)
             # Start a task that waits to get.
-            asyncio.Task(q.get(), loop=loop)
+            loop.create_task(q.get())
             # Let it start waiting.
             await asyncio.sleep(0.1)
             self.assertTrue('_getters[1]' in fn(q))
@@ -58,7 +58,7 @@ class QueueBasicTests(_QueueTestBase):
             q = asyncio.Queue(maxsize=1, loop=loop)
             q.put_nowait(1)
             # Start a task that waits to put.
-            asyncio.Task(q.put(2), loop=loop)
+            loop.create_task(q.put(2))
             # Let it start waiting.
             await asyncio.sleep(0.1)
             self.assertTrue('_putters[1]' in fn(q))
@@ -143,7 +143,7 @@ class QueueBasicTests(_QueueTestBase):
             return True
 
         async def test():
-            t = asyncio.Task(putter(), loop=loop)
+            t = loop.create_task(putter())
             await asyncio.sleep(0.01)
 
             # The putter is blocked after putting two items.
@@ -181,7 +181,7 @@ class QueueGetTests(_QueueTestBase):
             q = asyncio.Queue(1, loop=self.loop)
         q.put_nowait(1)
 
-        waiter = asyncio.Future(loop=self.loop)
+        waiter = self.loop.create_future()
         q._putters.append(waiter)
 
         res = self.loop.run_until_complete(q.get())
@@ -212,7 +212,7 @@ class QueueGetTests(_QueueTestBase):
 
         async def queue_put():
             loop.call_later(0.01, q.put_nowait, 1)
-            queue_get_task = asyncio.Task(queue_get(), loop=loop)
+            queue_get_task = loop.create_task(queue_get())
             await started.wait()
             self.assertFalse(finished)
             res = await queue_get_task
@@ -252,7 +252,7 @@ class QueueGetTests(_QueueTestBase):
             return await asyncio.wait_for(q.get(), 0.051)
 
         async def test():
-            get_task = asyncio.Task(queue_get(), loop=loop)
+            get_task = loop.create_task(queue_get())
             await asyncio.sleep(0.01)  # let the task start
             q.put_nowait(1)
             return await get_task
@@ -264,8 +264,8 @@ class QueueGetTests(_QueueTestBase):
         with self.assertWarns(DeprecationWarning):
             q = asyncio.Queue(loop=self.loop)
 
-        t1 = asyncio.Task(q.get(), loop=self.loop)
-        t2 = asyncio.Task(q.get(), loop=self.loop)
+        t1 = self.loop.create_task(q.get())
+        t2 = self.loop.create_task(q.get())
 
         test_utils.run_briefly(self.loop)
         t1.cancel()
@@ -278,8 +278,8 @@ class QueueGetTests(_QueueTestBase):
     def test_get_with_waiting_putters(self):
         with self.assertWarns(DeprecationWarning):
             q = asyncio.Queue(loop=self.loop, maxsize=1)
-        asyncio.Task(q.put('a'), loop=self.loop)
-        asyncio.Task(q.put('b'), loop=self.loop)
+        self.loop.create_task(q.put('a'))
+        self.loop.create_task(q.put('b'))
         test_utils.run_briefly(self.loop)
         self.assertEqual(self.loop.run_until_complete(q.get()), 'a')
         self.assertEqual(self.loop.run_until_complete(q.get()), 'b')
@@ -361,7 +361,7 @@ class QueuePutTests(_QueueTestBase):
 
         async def queue_get():
             loop.call_later(0.01, q.get_nowait)
-            queue_put_task = asyncio.Task(queue_put(), loop=loop)
+            queue_put_task = loop.create_task(queue_put())
             await started.wait()
             self.assertFalse(finished)
             await queue_put_task
@@ -502,7 +502,7 @@ class QueuePutTests(_QueueTestBase):
         async def test():
             return await q.get()
 
-        t = asyncio.Task(queue_put(), loop=self.loop)
+        t = self.loop.create_task(queue_put())
         self.assertEqual(1, self.loop.run_until_complete(test()))
         self.assertTrue(t.done())
         self.assertTrue(t.result())
@@ -511,9 +511,9 @@ class QueuePutTests(_QueueTestBase):
         with self.assertWarns(DeprecationWarning):
             q = asyncio.Queue(loop=self.loop, maxsize=1)
 
-        put_a = asyncio.Task(q.put('a'), loop=self.loop)
-        put_b = asyncio.Task(q.put('b'), loop=self.loop)
-        put_c = asyncio.Task(q.put('X'), loop=self.loop)
+        put_a = self.loop.create_task(q.put('a'))
+        put_b = self.loop.create_task(q.put('b'))
+        put_c = self.loop.create_task(q.put('X'))
 
         test_utils.run_briefly(self.loop)
         self.assertTrue(put_a.done())
@@ -531,7 +531,7 @@ class QueuePutTests(_QueueTestBase):
     def test_put_with_waiting_getters(self):
         with self.assertWarns(DeprecationWarning):
             q = asyncio.Queue(loop=self.loop)
-        t = asyncio.Task(q.get(), loop=self.loop)
+        t = self.loop.create_task(q.get())
         test_utils.run_briefly(self.loop)
         self.loop.run_until_complete(q.put('a'))
         self.assertEqual(self.loop.run_until_complete(t), 'a')
@@ -665,7 +665,7 @@ class _QueueJoinTestMixin:
                 q.task_done()
 
         async def test():
-            tasks = [asyncio.Task(worker(), loop=self.loop)
+            tasks = [self.loop.create_task(worker())
                      for index in range(2)]
 
             await q.join()
diff --git a/Lib/test/test_asyncio/test_selector_events.py b/Lib/test/test_asyncio/test_selector_events.py
index 68b7853..1613c75 100644
--- a/Lib/test/test_asyncio/test_selector_events.py
+++ b/Lib/test/test_asyncio/test_selector_events.py
@@ -78,7 +78,7 @@ class BaseSelectorEventLoopTests(test_utils.TestCase):
         self.loop._add_writer = mock.Mock()
         self.loop._remove_reader = mock.Mock()
         self.loop._remove_writer = mock.Mock()
-        waiter = asyncio.Future(loop=self.loop)
+        waiter = self.loop.create_future()
         with test_utils.disable_logger():
             transport = self.loop._make_ssl_transport(
                 m, asyncio.Protocol(), m, waiter)
@@ -154,7 +154,7 @@ class BaseSelectorEventLoopTests(test_utils.TestCase):
         self.loop.close()
 
         # operation blocked when the loop is closed
-        f = asyncio.Future(loop=self.loop)
+        f = self.loop.create_future()
         self.assertRaises(RuntimeError, self.loop.run_forever)
         self.assertRaises(RuntimeError, self.loop.run_until_complete, f)
         fd = 0
@@ -516,7 +516,7 @@ class SelectorSocketTransportTests(test_utils.TestCase):
         return transport
 
     def test_ctor(self):
-        waiter = asyncio.Future(loop=self.loop)
+        waiter = self.loop.create_future()
         tr = self.socket_transport(waiter=waiter)
         self.loop.run_until_complete(waiter)
 
@@ -525,7 +525,7 @@ class SelectorSocketTransportTests(test_utils.TestCase):
         self.protocol.connection_made.assert_called_with(tr)
 
     def test_ctor_with_waiter(self):
-        waiter = asyncio.Future(loop=self.loop)
+        waiter = self.loop.create_future()
         self.socket_transport(waiter=waiter)
         self.loop.run_until_complete(waiter)
 
@@ -911,7 +911,7 @@ class SelectorSocketTransportBufferedProtocolTests(test_utils.TestCase):
         return transport
 
     def test_ctor(self):
-        waiter = asyncio.Future(loop=self.loop)
+        waiter = self.loop.create_future()
         tr = self.socket_transport(waiter=waiter)
         self.loop.run_until_complete(waiter)
 
diff --git a/Lib/test/test_asyncio/test_sock_lowlevel.py b/Lib/test/test_asyncio/test_sock_lowlevel.py
index 7b40a76..89c2af9 100644
--- a/Lib/test/test_asyncio/test_sock_lowlevel.py
+++ b/Lib/test/test_asyncio/test_sock_lowlevel.py
@@ -16,8 +16,8 @@ class MyProto(asyncio.Protocol):
         self.state = 'INITIAL'
         self.nbytes = 0
         if loop is not None:
-            self.connected = asyncio.Future(loop=loop)
-            self.done = asyncio.Future(loop=loop)
+            self.connected = loop.create_future()
+            self.done = loop.create_future()
 
     def connection_made(self, transport):
         self.transport = transport
diff --git a/Lib/test/test_asyncio/test_sslproto.py b/Lib/test/test_asyncio/test_sslproto.py
index 9457bc9..c115e46 100644
--- a/Lib/test/test_asyncio/test_sslproto.py
+++ b/Lib/test/test_asyncio/test_sslproto.py
@@ -72,7 +72,7 @@ class SslProtoHandshakeTests(test_utils.TestCase):
                                  ssl_handshake_timeout=-10)
 
     def test_eof_received_waiter(self):
-        waiter = asyncio.Future(loop=self.loop)
+        waiter = self.loop.create_future()
         ssl_proto = self.ssl_protocol(waiter=waiter)
         self.connection_made(ssl_proto)
         ssl_proto.eof_received()
@@ -83,7 +83,7 @@ class SslProtoHandshakeTests(test_utils.TestCase):
         # From issue #363.
         # _fatal_error() generates a NameError if sslproto.py
         # does not import base_events.
-        waiter = asyncio.Future(loop=self.loop)
+        waiter = self.loop.create_future()
         ssl_proto = self.ssl_protocol(waiter=waiter)
         # Temporarily turn off error logging so as not to spoil test output.
         log_level = log.logger.getEffectiveLevel()
@@ -97,7 +97,7 @@ class SslProtoHandshakeTests(test_utils.TestCase):
     def test_connection_lost(self):
         # From issue #472.
         # yield from waiter hang if lost_connection was called.
-        waiter = asyncio.Future(loop=self.loop)
+        waiter = self.loop.create_future()
         ssl_proto = self.ssl_protocol(waiter=waiter)
         self.connection_made(ssl_proto)
         ssl_proto.connection_lost(ConnectionAbortedError)
@@ -106,7 +106,7 @@ class SslProtoHandshakeTests(test_utils.TestCase):
 
     def test_close_during_handshake(self):
         # bpo-29743 Closing transport during handshake process leaks socket
-        waiter = asyncio.Future(loop=self.loop)
+        waiter = self.loop.create_future()
         ssl_proto = self.ssl_protocol(waiter=waiter)
 
         transport = self.connection_made(ssl_proto)
@@ -116,7 +116,7 @@ class SslProtoHandshakeTests(test_utils.TestCase):
         self.assertTrue(transport.abort.called)
 
     def test_get_extra_info_on_closed_connection(self):
-        waiter = asyncio.Future(loop=self.loop)
+        waiter = self.loop.create_future()
         ssl_proto = self.ssl_protocol(waiter=waiter)
         self.assertIsNone(ssl_proto._get_extra_info('socket'))
         default = object()
@@ -127,7 +127,7 @@ class SslProtoHandshakeTests(test_utils.TestCase):
         self.assertIsNone(ssl_proto._get_extra_info('socket'))
 
     def test_set_new_app_protocol(self):
-        waiter = asyncio.Future(loop=self.loop)
+        waiter = self.loop.create_future()
         ssl_proto = self.ssl_protocol(waiter=waiter)
         new_app_proto = asyncio.Protocol()
         ssl_proto._app_transport.set_protocol(new_app_proto)
diff --git a/Lib/test/test_asyncio/test_streams.py b/Lib/test/test_asyncio/test_streams.py
index 428c863..60fe52f 100644
--- a/Lib/test/test_asyncio/test_streams.py
+++ b/Lib/test/test_asyncio/test_streams.py
@@ -192,7 +192,7 @@ class StreamTests(test_utils.TestCase):
         stream = asyncio.Stream(mode=asyncio.StreamMode.READ,
                                 loop=self.loop,
                                 _asyncio_internal=True)
-        read_task = asyncio.Task(stream.read(30), loop=self.loop)
+        read_task = self.loop.create_task(stream.read(30))
 
         def cb():
             stream._feed_data(self.DATA)
@@ -220,7 +220,7 @@ class StreamTests(test_utils.TestCase):
         stream = asyncio.Stream(mode=asyncio.StreamMode.READ,
                                 loop=self.loop,
                                 _asyncio_internal=True)
-        read_task = asyncio.Task(stream.read(1024), loop=self.loop)
+        read_task = self.loop.create_task(stream.read(1024))
 
         def cb():
             stream._feed_eof()
@@ -235,7 +235,7 @@ class StreamTests(test_utils.TestCase):
         stream = asyncio.Stream(mode=asyncio.StreamMode.READ,
                                 loop=self.loop,
                                 _asyncio_internal=True)
-        read_task = asyncio.Task(stream.read(-1), loop=self.loop)
+        read_task = self.loop.create_task(stream.read(-1))
 
         def cb():
             stream._feed_data(b'chunk1\n')
@@ -288,7 +288,7 @@ class StreamTests(test_utils.TestCase):
                                 loop=self.loop,
                                 _asyncio_internal=True)
         stream._feed_data(b'chunk1 ')
-        read_task = asyncio.Task(stream.readline(), loop=self.loop)
+        read_task = self.loop.create_task(stream.readline())
 
         def cb():
             stream._feed_data(b'chunk2 ')
@@ -579,7 +579,7 @@ class StreamTests(test_utils.TestCase):
                                 _asyncio_internal=True)
 
         n = 2 * len(self.DATA)
-        read_task = asyncio.Task(stream.readexactly(n), loop=self.loop)
+        read_task = self.loop.create_task(stream.readexactly(n))
 
         def cb():
             stream._feed_data(self.DATA)
@@ -606,7 +606,7 @@ class StreamTests(test_utils.TestCase):
                                 loop=self.loop,
                                 _asyncio_internal=True)
         n = 2 * len(self.DATA)
-        read_task = asyncio.Task(stream.readexactly(n), loop=self.loop)
+        read_task = self.loop.create_task(stream.readexactly(n))
 
         def cb():
             stream._feed_data(self.DATA)
@@ -652,8 +652,8 @@ class StreamTests(test_utils.TestCase):
         async def set_err():
             stream._set_exception(ValueError())
 
-        t1 = asyncio.Task(stream.readline(), loop=self.loop)
-        t2 = asyncio.Task(set_err(), loop=self.loop)
+        t1 = self.loop.create_task(stream.readline())
+        t2 = self.loop.create_task(set_err())
 
         self.loop.run_until_complete(asyncio.wait([t1, t2]))
 
@@ -664,7 +664,7 @@ class StreamTests(test_utils.TestCase):
                                 loop=self.loop,
                                 _asyncio_internal=True)
 
-        t = asyncio.Task(stream.readline(), loop=self.loop)
+        t = self.loop.create_task(stream.readline())
         test_utils.run_briefly(self.loop)
         t.cancel()
         test_utils.run_briefly(self.loop)
@@ -735,8 +735,7 @@ class StreamTests(test_utils.TestCase):
         server = MyServer(self.loop)
         with self.assertWarns(DeprecationWarning):
             addr = server.start()
-        msg = self.loop.run_until_complete(asyncio.Task(client(addr),
-                                                        loop=self.loop))
+        msg = self.loop.run_until_complete(self.loop.create_task(client(addr)))
         server.stop()
         self.assertEqual(msg, b"hello world!\n")
 
@@ -744,8 +743,7 @@ class StreamTests(test_utils.TestCase):
         server = MyServer(self.loop)
         with self.assertWarns(DeprecationWarning):
             addr = server.start_callback()
-        msg = self.loop.run_until_complete(asyncio.Task(client(addr),
-                                                        loop=self.loop))
+        msg = self.loop.run_until_complete(self.loop.create_task(client(addr)))
         server.stop()
         self.assertEqual(msg, b"hello world!\n")
 
@@ -810,8 +808,8 @@ class StreamTests(test_utils.TestCase):
             server = MyServer(self.loop, path)
             with self.assertWarns(DeprecationWarning):
                 server.start()
-            msg = self.loop.run_until_complete(asyncio.Task(client(path),
-                                                            loop=self.loop))
+            msg = self.loop.run_until_complete(
+                self.loop.create_task(client(path)))
             server.stop()
             self.assertEqual(msg, b"hello world!\n")
 
@@ -820,8 +818,8 @@ class StreamTests(test_utils.TestCase):
             server = MyServer(self.loop, path)
             with self.assertWarns(DeprecationWarning):
                 server.start_callback()
-            msg = self.loop.run_until_complete(asyncio.Task(client(path),
-                                                            loop=self.loop))
+            msg = self.loop.run_until_complete(
+                self.loop.create_task(client(path)))
             server.stop()
             self.assertEqual(msg, b"hello world!\n")
 
@@ -1016,7 +1014,7 @@ os.close(fd)
         stream = asyncio.Stream(mode=asyncio.StreamMode.READ,
                                 loop=self.loop,
                                 _asyncio_internal=True)
-        stream._waiter = asyncio.Future(loop=self.loop)
+        stream._waiter = self.loop.create_future()
         self.assertRegex(
             repr(stream),
             r"<Stream .+ waiter=<Future pending[\S ]*>>")
diff --git a/Lib/test/test_asyncio/test_subprocess.py b/Lib/test/test_asyncio/test_subprocess.py
index b9578b2..2cfe657 100644
--- a/Lib/test/test_asyncio/test_subprocess.py
+++ b/Lib/test/test_asyncio/test_subprocess.py
@@ -43,7 +43,6 @@ class SubprocessTransportTests(test_utils.TestCase):
         self.loop = self.new_test_loop()
         self.set_event_loop(self.loop)
 
-
     def create_transport(self, waiter=None):
         protocol = mock.Mock()
         protocol.connection_made._is_coroutine = False
@@ -54,7 +53,7 @@ class SubprocessTransportTests(test_utils.TestCase):
         return (transport, protocol)
 
     def test_proc_exited(self):
-        waiter = asyncio.Future(loop=self.loop)
+        waiter = self.loop.create_future()
         transport, protocol = self.create_transport(waiter)
         transport._process_exited(6)
         self.loop.run_until_complete(waiter)
@@ -80,7 +79,7 @@ class SubprocessTransportTests(test_utils.TestCase):
         transport.close()
 
     def test_subprocess_repr(self):
-        waiter = asyncio.Future(loop=self.loop)
+        waiter = self.loop.create_future()
         transport, protocol = self.create_transport(waiter)
         transport._process_exited(6)
         self.loop.run_until_complete(waiter)
diff --git a/Lib/test/test_asyncio/test_tasks.py b/Lib/test/test_asyncio/test_tasks.py
index 323c090..3fbb2a1 100644
--- a/Lib/test/test_asyncio/test_tasks.py
+++ b/Lib/test/test_asyncio/test_tasks.py
@@ -2660,7 +2660,7 @@ class CTask_Future_Tests(test_utils.TestCase):
         try:
             fut = Fut(loop=self.loop)
             self.loop.call_later(0.1, fut.set_result, 1)
-            task = asyncio.Task(coro(), loop=self.loop)
+            task = self.loop.create_task(coro())
             res = self.loop.run_until_complete(task)
         finally:
             self.loop.close()
@@ -2878,7 +2878,7 @@ class GatherTestsBase:
             test_utils.run_briefly(loop)
 
     def _check_success(self, **kwargs):
-        a, b, c = [asyncio.Future(loop=self.one_loop) for i in range(3)]
+        a, b, c = [self.one_loop.create_future() for i in range(3)]
         fut = asyncio.gather(*self.wrap_futures(a, b, c), **kwargs)
         cb = test_utils.MockCallback()
         fut.add_done_callback(cb)
@@ -2900,7 +2900,7 @@ class GatherTestsBase:
         self._check_success(return_exceptions=True)
 
     def test_one_exception(self):
-        a, b, c, d, e = [asyncio.Future(loop=self.one_loop) for i in range(5)]
+        a, b, c, d, e = [self.one_loop.create_future() for i in range(5)]
         fut = asyncio.gather(*self.wrap_futures(a, b, c, d, e))
         cb = test_utils.MockCallback()
         fut.add_done_callback(cb)
@@ -2918,7 +2918,7 @@ class GatherTestsBase:
         e.exception()
 
     def test_return_exceptions(self):
-        a, b, c, d = [asyncio.Future(loop=self.one_loop) for i in range(4)]
+        a, b, c, d = [self.one_loop.create_future() for i in range(4)]
         fut = asyncio.gather(*self.wrap_futures(a, b, c, d),
                              return_exceptions=True)
         cb = test_utils.MockCallback()
@@ -2991,15 +2991,15 @@ class FutureGatherTests(GatherTestsBase, test_utils.TestCase):
         self._check_empty_sequence(iter(""))
 
     def test_constructor_heterogenous_futures(self):
-        fut1 = asyncio.Future(loop=self.one_loop)
-        fut2 = asyncio.Future(loop=self.other_loop)
+        fut1 = self.one_loop.create_future()
+        fut2 = self.other_loop.create_future()
         with self.assertRaises(ValueError):
             asyncio.gather(fut1, fut2)
         with self.assertRaises(ValueError):
             asyncio.gather(fut1, loop=self.other_loop)
 
     def test_constructor_homogenous_futures(self):
-        children = [asyncio.Future(loop=self.other_loop) for i in range(3)]
+        children = [self.other_loop.create_future() for i in range(3)]
         fut = asyncio.gather(*children)
         self.assertIs(fut._loop, self.other_loop)
         self._run_loop(self.other_loop)
@@ -3010,7 +3010,7 @@ class FutureGatherTests(GatherTestsBase, test_utils.TestCase):
         self.assertFalse(fut.done())
 
     def test_one_cancellation(self):
-        a, b, c, d, e = [asyncio.Future(loop=self.one_loop) for i in range(5)]
+        a, b, c, d, e = [self.one_loop.create_future() for i in range(5)]
         fut = asyncio.gather(a, b, c, d, e)
         cb = test_utils.MockCallback()
         fut.add_done_callback(cb)
@@ -3028,7 +3028,7 @@ class FutureGatherTests(GatherTestsBase, test_utils.TestCase):
         e.exception()
 
     def test_result_exception_one_cancellation(self):
-        a, b, c, d, e, f = [asyncio.Future(loop=self.one_loop)
+        a, b, c, d, e, f = [self.one_loop.create_future()
                             for i in range(6)]
         fut = asyncio.gather(a, b, c, d, e, f, return_exceptions=True)
         cb = test_utils.MockCallback()
@@ -3094,7 +3094,7 @@ class CoroutineGatherTests(GatherTestsBase, test_utils.TestCase):
     def test_cancellation_broadcast(self):
         # Cancelling outer() cancels all children.
         proof = 0
-        waiter = asyncio.Future(loop=self.one_loop)
+        waiter = self.one_loop.create_future()
 
         async def inner():
             nonlocal proof
@@ -3130,8 +3130,8 @@ class CoroutineGatherTests(GatherTestsBase, test_utils.TestCase):
             await f
             raise RuntimeError('should not be ignored')
 
-        a = asyncio.Future(loop=self.one_loop)
-        b = asyncio.Future(loop=self.one_loop)
+        a = self.one_loop.create_future()
+        b = self.one_loop.create_future()
 
         async def outer():
             await asyncio.gather(inner(a), inner(b), loop=self.one_loop)
diff --git a/Lib/test/test_asyncio/test_unix_events.py b/Lib/test/test_asyncio/test_unix_events.py
index 1daa870..02ce7e8 100644
--- a/Lib/test/test_asyncio/test_unix_events.py
+++ b/Lib/test/test_asyncio/test_unix_events.py
@@ -669,7 +669,7 @@ class UnixReadPipeTransportTests(test_utils.TestCase):
         return transport
 
     def test_ctor(self):
-        waiter = asyncio.Future(loop=self.loop)
+        waiter = self.loop.create_future()
         tr = self.read_pipe_transport(waiter=waiter)
         self.loop.run_until_complete(waiter)
 
@@ -819,7 +819,7 @@ class UnixWritePipeTransportTests(test_utils.TestCase):
         return transport
 
     def test_ctor(self):
-        waiter = asyncio.Future(loop=self.loop)
+        waiter = self.loop.create_future()
         tr = self.write_pipe_transport(waiter=waiter)
         self.loop.run_until_complete(waiter)