def _send_task(self, code):
"""
Overridden function, the task is added to the ventilator
global_wait_task attribute, emulating the ventilator task registration.
"""
if self.worker.display:
print('Send: ' + str([code, self.procedure, self.needed]))
task_depend = set([decode_output(str(n)) for n in self.needed])
task = WaitingTask(code, self.needed, self.procedure, self.worker)
self_needed = code in task_depend
if self_needed:
task_depend.remove(code)
task.set_left(task_depend, self_needed)
if task_depend:
for n in task_depend:
list_task = self.worker.global_wait_task.setdefault(n, [])
list_task.append(task)
else:
task.update_data(0)
def _send_task(self, code):
"""
Overridden function, the task is added to the ventilator
global_wait_task attribute, emulating the ventilator task registration.
"""
if self.worker.display:
print('Send: ' + str([code, self.procedure, self.needed]))
task_depend = set([decode_output(str(n)) for n in self.needed])
task = WaitingTask(code, self.needed, self.procedure, self.worker)
self_needed = code in task_depend
if self_needed:
task_depend.remove(code)
task.set_left(task_depend, self_needed)
if task_depend:
for n in task_depend:
list_task = self.worker.global_wait_task.setdefault(n, [])
list_task.append(task)
else:
task.update_data(0)
def db_delete_needed(self):
"""Delete from the database the intern data of the database, i.e.,
codes in self.needed with task equal to the code attribute."""
code_list = filter(lambda(x): decode_output(x) == self.code,
self.needed)
with self.ventilator.redis.pipeline() as pipe:
while True:
try:
pipe.watch(code_list)
pipe.multi()
[pipe.delete(code) for code in code_list]
res = pipe.execute()
if self.ventilator.display:
print('Redis delete: ; ' + str(code_list))
print(' ' + str(res))
return res
except WatchError:
continue
finally:
pipe.reset()
def db_delete_needed(self):
"""Delete from the database the intern data of the database, i.e.,
codes in self.needed with task equal to the code attribute."""
code_list = filter(lambda (x): decode_output(x) == self.code,
self.needed)
with self.ventilator.redis.pipeline() as pipe:
while True:
try:
pipe.watch(code_list)
pipe.multi()
[pipe.delete(code) for code in code_list]
res = pipe.execute()
if self.ventilator.display:
print('Redis delete: ; ' + str(code_list))
print(' ' + str(res))
return res
except WatchError:
continue
finally:
pipe.reset()
