object detection: revise

opencv-yolo/web/web.py

@@ -167,6 +167,7 @@ class VAMMQTTClient:
     rabChanAiTask = None
     th1 =None
     th2 = None
+    client = None
     # The callback for when the client receives a CONNACK response from the server.
     @staticmethod
     def on_connect(client, userdata, flags, rc):
@@ -204,6 +205,7 @@ class VAMMQTTClient:
         '''
         Parameters
         '''
+        if MQTT_HOST:
             self.client = mqtt.Client(
                 MQTT_CID if MQTT_CID else "vamqtt", userdata=callback)  # , protocol=mqtt.MQTTv5)
             if MQTT_USER and MQTT_PASSWORD:
@@ -352,6 +354,7 @@ def video_analysis(data):
     if ret['data']['humanDetect']['found'] != 0:
         uploadFile(ipcSN, dirName, imageName, downloadDir)
     # pub msg
+    if MQTT_HOST:
         mc = mqtt.Client((MQTT_CID + '-pub') if MQTT_CID else "vamqtt-pub")
         if MQTT_USER and MQTT_PASSWORD:
             mc.username_pw_set(username=MQTT_USER,password=MQTT_PASSWORD)