revise

opencv-yolo/web/web.py

@@ -363,9 +363,13 @@ def video_analysis(data):
     with open(jsonFile, 'w') as outfile:
         json.dump(ret, outfile)
     # upload
+    try:
         uploadFile(ipcSN, dirName, 'result.json', downloadDir)
         if ret['data']['humanDetect']['found'] != 0:
             uploadFile(ipcSN, dirName, imageName, downloadDir)
+    except Exception as e:
+        ret["code"] = 1
+        ret["msg"] = "failed to save file: " + str(e)
     # pub msg
     if MQTT_HOST:
         mc = mqtt.Client((MQTT_CID + '-pub') if MQTT_CID else "vamqtt-pub")
@@ -388,11 +392,6 @@ def video_analysis(data):
             properties=pika.BasicProperties(delivery_mode = 2))
         print("rabbitmq message published")
         rabChanResult.close()
-    try:
-        os.system('rm -fr ' + downloadDir)
-    except Exception as e:
-        print('cascaded exception in va: {}'.format(e))
-
     return ret
 
 
@@ -400,3 +399,4 @@ if __name__ == '__main__':
     mq = VAMMQTTClient(take_task)
     app.config['mc'] = mq.client
     app.run(host='0.0.0.0', port='5000')
+