class ThreadPool(Thread):
def __init__(self, numWorker, interval=0.05, timeout=5, queueMax=100):
Thread.__init__(self)
self.taskQueue = PriorityQueue(maxsize=queueMax)
self.workers = []
self.lock = Lock()
self.interval = interval
for m in range(numWorker):
self.workers.append(
WorkerThread(self.taskQueue, self.lock, self.interval))
def run(self):
for worker in self.workers:
worker.start()
for worker in self.workers:
worker.join()
# release tasks
def clear_tasks(self):
self.taskQueue.clear()
def submit(self, task, kargs, priority=9):
self.taskQueue.put((priority, task, kargs))
class priority_queue:
def __init__(self):
self.__q = PriorityQueue()
self.__size = 0
#done
def size(self):
return self.__size
#done
def front(self):
x = self.__q.get()
self.__q.put(x)
return x[0]
#done
def insert(self, x):
self.__q.put((x, x))
self.__size += 1
#done
def empty(self):
if (self.__size == 0):
return 1
else:
return 0
#done
#done
def clear(self):
self.__q.clear()
self.__size = 0
#done
def pop(self):
if (self.__size > 0):
x = self.__q.get()
self.__size -= 1
del x
return
else:
print("Queue has no data")
sys.exit(-1)
