code: def setUp(self):
      super().setUp()
      self.obj1 = self.factory_class()
      self.obj2 = self.factory_class()
  
file_path: modelchimp/modelchimp/tests/serializers/test_user_serializer.py
imports: from modelchimp.tests import BaseTest
  from modelchimp.factories.factory_user import UserFactory
  from modelchimp.serializers.user import UserSerializer
  from modelchimp.models.user import User
label_desc: Use image node_id 1 for calling the UserSerializerTest obj's underlying member method code with example usage: obj.setUp() without return types