本文整理汇总了Python中Worker.Worker.purge_tasks方法的典型用法代码示例。如果您正苦于以下问题：Python Worker.purge_tasks方法的具体用法？Python Worker.purge_tasks怎么用？Python Worker.purge_tasks使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Worker.Worker的用法示例。
在下文中一共展示了Worker.purge_tasks方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: Ranker
# 需要导入模块: from Worker import Worker [as 别名]
# 或者: from Worker.Worker import purge_tasks [as 别名]
class Ranker(object):
def __init__(self, page_loager, result_filter):
self._rank_worker = Worker()
self._page_loader = page_loager
self._result_filter = result_filter
self._main_proc_timer = None
self.__active = False
self._lock_run = Lock()
self._shutting_down = False
def _get_active(self):
"""active property getter"""
self._lock_run.acquire()
ret_value = self.__active
self._lock_run.release()
return ret_value
def _set_active(self, state):
"""active property setter"""
if type(state) != types.BooleanType:
raise TypeError("state should be boolean")
self._lock_run.acquire()
old_active = self.__active
self.__active = state
if not old_active:
self._main_proc_timer = Timer(1, self._main_proc)
self._main_proc_timer.start()
self._lock_run.release()
def ready_to_shutdown(self):
return self._page_loader.ready_to_shutdown() and self._rank_worker.ready_to_shutdown()
def purge_tasks(self, filter_not_match):
self._rank_worker.purge_tasks(filter_not_match)
def _main_proc(self):
"""
Main procedure:
get page from PageLoader, rank it and give it to ResultFilter
"""
sleep_time = 1
page_result = self._page_loader.get_loaded_page()
# page_result is namedtuple('url, code, info, data, user_data')
if page_result:
if page_result.data:
rw_task = WorkerTask(page_result, ranker_routine, page_result[0])
self._rank_worker.add_task(rw_task)
sleep_time = 0
else:
pass # self._result_filter.thresholds[1] -= 1
rw_completed_task = self._rank_worker.get_completed_task()
if rw_completed_task:
self._result_filter.submit_ranker_result(rw_completed_task.result)
sleep_time = 0
# print 'Completed!'
self._lock_run.acquire()
if self.__active:
self._main_proc_timer = Timer(sleep_time, self._main_proc)
self._main_proc_timer.start()
self._lock_run.release()
active = property(_get_active, _set_active)