Use UpdateFlowAlias with an AWS SDK

Update an alias for an Amazon Bedrock flow.

def update_flow_alias(client, flow_id, alias_id, flow_version, name, description):
    """
    Updates an alias for an Amazon Bedrock flow.

    Args:
        client: bedrock agent boto3 client.
        flow_id (str): The identifier of the flow.

    Returns:
        str: The response from UpdateFlowAlias.
    """

    try:
        logger.info("Updating flow alias %s for flow: %s.", alias_id, flow_id)

        response = client.update_flow_alias(
            aliasIdentifier=alias_id,
            flowIdentifier=flow_id,
            name=name,
            description=description,
            routingConfiguration=[
                {
                    "flowVersion": flow_version
                }
            ]
        )
        logger.info("Successfully updated flow alias %s for %s.", alias_id, flow_id)

        return response

    except ClientError as e:
        logging.exception("Client error updating alias %s for flow: %s - %s",
                alias_id, flow_id, str(e))
        raise
    except Exception as e:
        logging.exception("Unexpected error updating alias %s for flow : %s - %s",
                alias_id, flow_id, str(e))
        raise