def submit(self, func, *args, **kwargs):
"""Register a function and its arguments for asynchronous execution.
``*args`` and ``**kwargs`` must be serializable in JSON.
"""
try:
args = [executor.get_actual_value(arg) for arg in args]
kwargs = {key: executor.get_actual_value(val) for
key, val in kwargs.iteritems()}
except exceptions.ExecutionBlocked:
return futures.Future()
try:
if isinstance(func, Activity):
task = self.make_activity_task(func, *args, **kwargs)
elif issubclass(func, Workflow):
task = self.make_workflow_task(func, *args, **kwargs)
else:
raise TypeError
except TypeError:
raise TypeError('invalid type {} for {}'.format(
type(func), func))
return self.resume(task, *args, **kwargs)
def submit(self, func, *args, **kwargs):
"""Register a function and its arguments for asynchronous execution.
``*args`` and ``**kwargs`` must be serializable in JSON.
"""
errors = []
arguments = []
keyword_arguments = {}
result = None
try:
for arg in args:
if isinstance(arg, futures.Future) and arg.failed:
exc = arg._exception
if isinstance(exc, exceptions.MultipleExceptions):
errors.extend(exc.exceptions)
else:
errors.append(exc)
else:
arguments.append(executor.get_actual_value(arg))
for key, val in kwargs.iteritems():
if isinstance(val, futures.Future) and val.failed:
exc = val._exception
if isinstance(exc, exceptions.MultipleExceptions):
errors.extend(exc.exceptions)
else:
errors.append(val._exception)
else:
keyword_arguments[key] = executor.get_actual_value(val)
except exceptions.ExecutionBlocked:
result = futures.Future()
finally:
if errors:
result = futures.Future()
result._state = futures.FINISHED
result._exception = exceptions.MultipleExceptions(
'futures failed',
errors,
)
if result is not None:
return result
try:
if isinstance(func, Activity):
make_task = self.make_activity_task
elif issubclass(func, Workflow):
make_task = self.make_workflow_task
else:
raise TypeError
task = make_task(func, *arguments, **keyword_arguments)
except TypeError:
raise TypeError('invalid type {} for {}'.format(
type(func), func))
return self.resume(task, *arguments, **keyword_arguments)
def map(self, callable, iterable):
"""Submit *callable* with each of the items in ``*iterables``.
All items in ``*iterables`` must be serializable in JSON.
"""
iterable = executor.get_actual_value(iterable)
return super(Executor, self).map(callable, iterable)
def submit(self, func, *args, **kwargs):
logger.info('executing task {}(args={}, kwargs={})'.format(
func, args, kwargs))
args = [executor.get_actual_value(arg) for arg in args]
kwargs = {key: executor.get_actual_value(val) for
key, val in kwargs.iteritems()}
future = futures.Future()
try:
future._result = func._callable(*args, **kwargs)
except Exception as err:
future._exception = err
raise
finally:
future._state = futures.FINISHED
return future
def map(self, callable, iterable):
"""Submit *callable* with each of the items in ``*iterables``.
All items in ``*iterables`` must be serializable in JSON.
"""
iterable = executor.get_actual_value(iterable)
return super(Executor, self).map(callable, iterable)
def submit(self, func, *args, **kwargs):
logger.info('executing task {}(args={}, kwargs={})'.format(
func, args, kwargs))
args = [executor.get_actual_value(arg) for arg in args]
kwargs = {
key: executor.get_actual_value(val)
for key, val in kwargs.iteritems()
}
future = futures.Future()
try:
future._result = func._callable(*args, **kwargs)
except Exception as err:
future._exception = err
raise
finally:
future._state = futures.FINISHED
return future
def starmap(self, callable, iterable):
iterable = executor.get_actual_value(iterable)
return super(Executor, self).starmap(callable, iterable)
def starmap(self, callable, iterable):
iterable = executor.get_actual_value(iterable)
return super(Executor, self).starmap(callable, iterable)
