def execute_shell(self, command):
'''
异步执行外部shell命令
@gen.coroutine
def digest(self, message):
result = yield self.execute_shell('sleep 1;echo hello')
print result.returncode
print result.output
'''
process = subprocess.Popen(command, shell=True, stdout=subprocess.PIPE)
pipe = process.stdout
shell_result = ObjectDict()
def handle_events(shell_result, io_loop, fd, events):
'''
ioloop异步回调
'''
io_loop.remove_handler(fd)
output = ''.join(pipe)
process.wait()
shell_result['returncode'] = process.returncode
shell_result['output'] = output
event.set()
event = toro.Event()
self.io_loop.add_handler(
pipe.fileno(),
partial(handle_events, shell_result, self.io_loop),
self.io_loop.READ)
yield event.wait()
raise gen.Return(shell_result)
def test_str(self):
event = toro.Event()
self.assertTrue('clear' in str(event))
self.assertFalse('set' in str(event))
event.set()
self.assertFalse('clear' in str(event))
self.assertTrue('set' in str(event))
def _test_event(self, n):
e = toro.Event()
futures = []
for i in range(n):
futures.append(e.wait())
e.set()
e.clear()
yield futures
def __init__(self, url_table, processor, statistics,
concurrent=1):
self._url_table = url_table
self._processor = processor
self._statistics = statistics
self._worker_semaphore = AdjustableSemaphore(concurrent)
self._done_event = toro.Event()
self._num_worker_busy = 0
self._exit_code = 0
self._stopping = False
self.stop_event = wpull.actor.Event()
def test_event_timeout(self):
e = toro.Event()
st = time.time()
with assert_raises(toro.Timeout):
yield e.wait(deadline=timedelta(seconds=0.1))
duration = time.time() - st
self.assertAlmostEqual(0.1, duration, places=1)
# After a timed-out waiter, normal operation works
st = time.time()
self.io_loop.add_timeout(st + 0.1, e.set)
result = yield e.wait(deadline=timedelta(seconds=1))
duration = time.time() - st
self.assertAlmostEqual(0.1, duration, places=1)
self.assertEqual(None, result)
def test_event_nowait(self):
e = toro.Event()
e.set()
self.assertEqual(True, e.is_set())
yield e.wait()
def __init__(self):
self.event = toro.Event()
self.type = self.body = None
def __init__(self, application, request, **kwargs):
super(BaseHandler, self).__init__(application, request, **kwargs)
self._server_version = self.settings['server_version']
self._connection_close_event = toro.Event()
def __init__(self, application, request, **kwargs):
super(BaseHandler, self).__init__(application, request, **kwargs)
self._close_event = toro.Event()
def __init__(self, user, board):
super(Game.Player, self).__init__(board)
self.user = user
self.ready = toro.Event()
self.moved = None
