How to use the zappa.utilities.get_topic_name function in zappa

def create_async_sns_topic(self, lambda_name, lambda_arn):
        """
        Create the SNS-based async topic.
        """
        topic_name = get_topic_name(lambda_name)
        # Create SNS topic
        topic_arn = self.sns_client.create_topic(
            Name=topic_name)['TopicArn']
        # Create subscription
        self.sns_client.subscribe(
            TopicArn=topic_arn,
            Protocol='lambda',
            Endpoint=lambda_arn
        )
        # Add Lambda permission for SNS to invoke function
        self.create_event_permission(
            lambda_name=lambda_name,
            principal='sns.amazonaws.com',
            source_arn=topic_arn
        )
        # Add rule for SNS topic as a event source

else: # pragma: no cover
            self.client = SNS_CLIENT


        if kwargs.get('arn'):
            self.arn = kwargs.get('arn')
        else:
            if kwargs.get('boto_session'):
                sts_client = kwargs.get('boto_session').client('sts')
            else:
                sts_client = STS_CLIENT
            AWS_ACCOUNT_ID = sts_client.get_caller_identity()['Account']
            self.arn = 'arn:aws:sns:{region}:{account}:{topic_name}'.format(
                                    region=self.aws_region,
                                    account=AWS_ACCOUNT_ID,
                                    topic_name=get_topic_name(self.lambda_function_name)
                                )

        # Issue: https://github.com/Miserlou/Zappa/issues/1209
        # TODO: Refactor
        self.capture_response = capture_response
        if capture_response:
            if ASYNC_RESPONSE_TABLE is None:
                print(
                    "Warning! Attempted to capture a response without "
                    "async_response_table configured in settings (you won't "
                    "capture async responses)."
                )
                capture_response = False
                self.response_id = "MISCONFIGURED"

            else:

def remove_async_sns_topic(self, lambda_name):
        """
        Remove the async SNS topic.
        """
        topic_name = get_topic_name(lambda_name)
        removed_arns = []
        for sub in self.sns_client.list_subscriptions()['Subscriptions']:
            if topic_name in sub['TopicArn']:
                self.sns_client.delete_topic(TopicArn=sub['TopicArn'])
                removed_arns.append(sub['TopicArn'])
        return removed_arns