def __init__(self):
super(GreenFuture, self).__init__()
eu.check_for_eventlet(RuntimeError('Eventlet is needed to use a green'
' future'))
# NOTE(harlowja): replace the built-in condition with a greenthread
# compatible one so that when getting the result of this future the
# functions will correctly yield to eventlet. If this is not done then
# waiting on the future never actually causes the greenthreads to run
# and thus you wait for infinity.
if not greenpatcher.is_monkey_patched('threading'):
self._condition = greenthreading.Condition()
def __init__(self):
super(GreenFuture, self).__init__()
eu.check_for_eventlet(RuntimeError('Eventlet is needed to use a green'
' future'))
# NOTE(harlowja): replace the built-in condition with a greenthread
# compatible one so that when getting the result of this future the
# functions will correctly yield to eventlet. If this is not done then
# waiting on the future never actually causes the greenthreads to run
# and thus you wait for infinity.
if not greenpatcher.is_monkey_patched('threading'):
self._condition = greenthreading.Condition()
def __init__(self, max_workers=1000):
eu.check_for_eventlet(
RuntimeError('Eventlet is needed to use a green'
' executor'))
if max_workers <= 0:
raise ValueError("Max workers must be greater than zero")
self._max_workers = max_workers
self._pool = greenpool.GreenPool(self._max_workers)
self._delayed_work = greenqueue.Queue()
self._shutdown_lock = greenthreading.Lock()
self._shutdown = False
self._gatherer = _Gatherer(self._submit, lock_cls=greenthreading.Lock)
def __init__(self, max_workers=1000):
eu.check_for_eventlet(RuntimeError('Eventlet is needed to use a green'
' executor'))
if max_workers <= 0:
raise ValueError("Max workers must be greater than zero")
self._max_workers = max_workers
self._pool = greenpool.GreenPool(self._max_workers)
self._delayed_work = greenqueue.Queue()
self._shutdown_lock = greenthreading.Lock()
self._shutdown = False
self._gatherer = _Gatherer(self._submit,
lock_cls=greenthreading.Lock)
def _wait_for_any_green(fs, timeout=None):
eu.check_for_eventlet(RuntimeError('Eventlet is needed to wait on'
' green futures'))
with _base._AcquireFutures(fs):
done, not_done = _partition_futures(fs)
if done:
return _base.DoneAndNotDoneFutures(done, not_done)
waiter = _GreenWaiter()
for f in fs:
f._waiters.append(waiter)
waiter.event.wait(timeout)
for f in fs:
f._waiters.remove(waiter)
with _base._AcquireFutures(fs):
done, not_done = _partition_futures(fs)
return _base.DoneAndNotDoneFutures(done, not_done)
def _wait_for_any_green(fs, timeout=None):
eu.check_for_eventlet(RuntimeError('Eventlet is needed to wait on'
' green futures'))
with _base._AcquireFutures(fs):
done, not_done = _partition_futures(fs)
if done:
return _base.DoneAndNotDoneFutures(done, not_done)
waiter = _GreenWaiter()
for f in fs:
f._waiters.append(waiter)
waiter.event.wait(timeout)
for f in fs:
f._waiters.remove(waiter)
with _base._AcquireFutures(fs):
done, not_done = _partition_futures(fs)
return _base.DoneAndNotDoneFutures(done, not_done)
