old_contents: import time
  from django.test import TestCase
  
  from django.contrib.auth.models import User
  from django.conf import settings
  
  from rest_framework.renderers import JSONRenderer
  from rest_framework.parsers import JSONParser
  from io import BytesIO
  import json
  
  from login.models import Profile, AmbulancePermission, HospitalPermission
  
  from login.serializers import ExtendedProfileSerializer
  
  from ambulance.models import Ambulance, \
      AmbulanceStatus, AmbulanceCapability
  from ambulance.serializers import AmbulanceSerializer
  
  from hospital.models import Hospital, \
      Equipment, HospitalEquipment, EquipmentType
  from hospital.serializers import EquipmentSerializer, \
      HospitalSerializer, HospitalEquipmentSerializer
  
  from django.test import Client
  
  from .client import MQTTTestCase, MQTTTestClient
  
  from ..client import MQTTException
  from ..subscribe import SubscribeClient
              
  class TestMQTTSeed(TestMQTT, MQTTTestCase):
  
      def test_mqttseed(self):
  
          self.assertEqual(True, True)
  
new_contents: import time
  from django.test import TestCase
  
  from django.contrib.auth.models import User
  from django.conf import settings
  
  from rest_framework.renderers import JSONRenderer
  from rest_framework.parsers import JSONParser
  from io import BytesIO
  import json
  
  from login.models import Profile, AmbulancePermission, HospitalPermission
  
  from login.serializers import ExtendedProfileSerializer
  
  from ambulance.models import Ambulance, \
      AmbulanceStatus, AmbulanceCapability
  from ambulance.serializers import AmbulanceSerializer
  
  from hospital.models import Hospital, \
      Equipment, HospitalEquipment, EquipmentType
  from hospital.serializers import EquipmentSerializer, \
      HospitalSerializer, HospitalEquipmentSerializer
  
  from django.test import Client
  
  from .client import MQTTTestCase, MQTTTestClient
  
  from ..client import MQTTException
  from ..subscribe import SubscribeClient
              
  class TestMQTTSeed(MQTTTestCase):
  
      def test_mqttseed(self):
  
          self.assertEqual(True, True)
  
subject: Add more time to mqtt.test.client