why 2?

class RocketMQ():
def __init__(self):
logging.basicConfig(level=logging.CRITICAL, format='%(asctime)s - %(name)s - %(levelname)s - %(message)s')
self.logger = logging.getLogger(__name__)
self.consumer = PushConsumer("CID_test")
self.consumer.set_namesrv_addr("XXXX：XX")
self.topic_name = "XXXXXX"
self.timeHash=[]

#减少日志输出
dll.SetPushConsumerLogLevel(namesrv_addr.encode('utf-8'), 1)
def callback(self,msg):
test_body = json.loads(msg)
self.my_func(test_body)

def onMessage(self):
self.consumer.subscribe(self.topic_name, self.callback)
self.consumer.start()
while True:
time.sleep(30)
self.consumer.shutdown()
def my_func(self,data):
print(data)
result = self.swlTask(data)
tem["id"] = data["id"]
tem["cameraId"] = data["deviceId"]
tem["makedPic"] = os.path.join(time.strftime('%Y%m%d', time.localtime()), result)
sum.append(tem)
# 否开启子进程来跑模型输出的结果
cmd = "cd /home/algo/matching;python demo.py"
with os.popen(cmd) as p:
for index in p.readlines():
tem = index
if "Complete registration" in tem:
if str(tem).split(" ")[0] in self.timeHash:
self.timeHash.remove(str(tem).split(" ")[0])
self.timeHash.append(str(tem).split(" ")[0])
print("aaa:", self.timeHash)
A = time.time()
self.product(sum)
cmd1 = "cd /home/algo/matching/Images/real; rm -rf *"
re1 = os.popen(cmd1)
cmd2 = "cd /home/algo/matching/Images/vir; rm -rf *"
re2 = os.popen(cmd2)
cmd3 = "cd /home/algo/matching/Images/sem; rm -rf *"
re3 = os.popen(cmd3)

def swlTask(msg): # 算法组从MQ中获得待处理的图片
image1 = msg["truePic"] # 真实
image2 = msg["modelPic"] # 虚拟
image3 = msg["transPic"] # 语义
print(image1, image2, image3)
savedir = "/home/algo/matching/Images"
try:
real = os.path.join(savedir, "real", image1.split("/")[-1])
vir = os.path.join(savedir, "vir", image1.split("/")[-1])
sem = os.path.join(savedir, "sem", image1.split("/")[-1])
except:
pass
else:
shutil.copyfile(image1, real)
shutil.copyfile(image2, vir)
shutil.copyfile(image3, sem)
print("what", image1.split("/")[-1])
return image1.split("/")[-1]

def product(sum): # 算法组推送图片合成信息
print("1")
producer = Producer('test')
producer.set_namesrv_addr('') # rocketmq队列接口地址（服务器ip:port）

producer.start()
msg_body = {
"result": sum
}
ss = json.dumps(msg_body).encode('utf-8')
msg = Message("xxx") # topic名称
msg.set_tags('xxx')
msg.set_body(ss)
ret = producer.send_sync(msg)
producer.shutdown()
when id(self.timeHash),there are two address,why?