def put_task(self, signature, routing_key=DEFAULT_CHANNEL):
message = self.create_task_message(signature)
remain_tasks_count = self.task_queues_manager.remain_tasks_count()
self.enqueue_task(message)
if remain_tasks_count == 0: # call for help only if this is the first one.
self.call_for_help(routing_key)
async_result = None
if message.get('need_result'):
async_result = asynch_result.Asynch_result(
message.get('task_id'),
self.task_queues_manager._requests_need_result,
self.receive_one_cycle)
return async_result
def request(self, message):
time_stamp = str(self.now())
message['message_id'] = time_stamp
message['sender'] = self.name
message['reply_to'] = self.name
message['result'] = None
message['correlation_id'] = time_stamp
message = self.format_message(**message)
self.append_request_message(message)
async_result = None
if message.get('need_result'):
async_result = asynch_result.Asynch_result(
message.get('correlation_id'), self._requests_need_result,
self.receive_one_cycle)
if self.status['Datatransceiver ready']: self.process_messages()
return message, async_result