deploy.py 文件源码

def _function_alias(name, version, alias=LIVE):
    try:
        logger.info('creating function alias {0} for {1}:{2}'.format(
            alias, name, version))
        arn = aws_lambda('create_alias',
                         FunctionName=name,
                         FunctionVersion=version,
                         Name=alias,
                         query='AliasArn')
    except ClientError:
        logger.info('alias {0} exists. updating {0} -> {1}:{2}'.format(
            alias, name, version))
        arn = aws_lambda('update_alias',
                         FunctionName=name,
                         FunctionVersion=version,
                         Name=alias,
                         query='AliasArn')
    return arn