def METHOD_NAME(self):
    response = self.as_client.detach_load_balancer_target_groups(
        AutoScalingGroupName=self.asg_name, TargetGroupARNs=[self.target_group_arn]
    )
    response = self.elbv2_client.describe_target_health(
        TargetGroupArn=self.target_group_arn
    )
    assert len(list(response["TargetHealthDescriptions"])) == 0
    response = self.as_client.describe_load_balancer_target_groups(
        AutoScalingGroupName=self.asg_name
    )
    assert len(list(response["LoadBalancerTargetGroups"])) == 0