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""""""
This method is the actual implementation of the job. By default, it calls
the target function specified in the #Job constructor.
""""""
if self.__target is not None:
return self.__target(self, *self.__args, **self.__kwargs)
raise NotImplementedError"
447,"def factory(start_immediately=True):
""""""
This is a decorator function that creates new `Job`s with the wrapped
function as the target.
# Example
```python
@Job.factory()
def some_longish_function(job, seconds):
time.sleep(seconds)
return 42
job = some_longish_function(2)
print(job.wait())
```
# Arguments
start_immediately (bool): #True if the factory should call #Job.start()
immediately, #False if it should return the job in pending state.
""""""
def decorator(func):
def wrapper(*args, **kwargs):
job = Job(task=lambda j: func(j, *args, **kwargs))
if start_immediately:
job.start()
return job
return wrapper
return decorator"
448,"def start(self):
""""""
Starts the #ThreadPool. Must be ended with #stop(). Use the context-manager
interface to ensure starting and the #ThreadPool.
""""""
if self.__running:
raise RuntimeError('ThreadPool already running')
[t.start() for t in self.__threads]
self.__running = True"
449,"def current_jobs(self):
""""""
Returns a snapshot of the Jobs that are currently being processed by the
ThreadPool. These jobs can not be found in the #pending_jobs() list.
""""""
jobs = []
with synchronized(self.__queue):
for worker in self.__threads:
with synchronized(worker):
if worker.current:
jobs.append(worker.current)
return jobs"
450,"def clear(self):
""""""
Removes all pending Jobs from the queue and return them in a list. This
method does **no**t call #Job.cancel() on any of the jobs. If you want
that, use #cancel_all() or call it manually.
""""""
with synchronized(self.__queue):
jobs = self.__queue.snapshot()
self.__queue.clear()
return jobs"
451,"def cancel_all(self, cancel_current=True):
""""""
Similar to #clear(), but this function also calls #Job.cancel() on all
jobs. Also, it **includes** all jobs that are currently being executed if
*cancel_current* is True.
# Arguments
cancel_current (bool): Also cancel currently running jobs and include them
in the returned list of jobs.
# Returns
list: A list of the #Job#s that were canceled.
""""""
with synchronized(self.__queue):
jobs = self.clear()
if cancel_current:
jobs.extend(self.current_jobs())
[j.cancel() for j in jobs]
return jobs"
452,"def submit(self, target=None, task=None, args=(), kwargs=None, front=False,
dispose_inputs=None):
""""""
Submit a new #Job to the ThreadPool.
# Arguments
task (function, Job): Either a function that accepts a #Job, *args* and
*kwargs* or a #Job object that is in #~Job.PENDING state.