code: def _get_or_create(cls, model_class, *args, **kwargs):
          
          manager = cls._get_manager(model_class)
  
          assert 'defaults' not in cls._meta.django_get_or_create, (
              "'defaults' is a reserved keyword for get_or_create "
              "(in %s._meta.django_get_or_create=%r)"
              % (cls, cls._meta.django_get_or_create))
  
          key_fields = {}
          for field in cls._meta.django_get_or_create:
              if field not in kwargs:
                  raise errors.FactoryError(
                      "django_get_or_create - "
                      "Unable to find initialization value for '%s' in factory %s" %
                      (field, cls.__name__))
              key_fields[field] = kwargs.pop(field)
          key_fields['defaults'] = kwargs
  
          try:
              instance, _created = manager.get_or_create(*args, **key_fields)
          except IntegrityError:
              try:
                  instance = manager.get(**cls._original_params)
              except manager.model.DoesNotExist:
                  raise ValueError(
                      "django_get_or_create - Unable to create a new object "
                      "due an IntegrityError raised based on "
                      "your model's uniqueness constraints. "
                      "DoesNotExist: Unable to find an existing object based on "
                      "the fields specified in your factory instance.")
  
          return instance
docs: Create an instance of the model through objects.get_or_create.