PyPI or GitHub 코드 참조

https://pypi.python.org/pypi/awscli

https://github.com/aws/aws-cli/blob/develop/awscli/customizations/preview.py

version 1.3.1 버전으로  preview로 볼 수있는 것은 다음  4가지의 서비스.

• cloudsearch
• cloudfront
• emr
• sdb

예) cloudfront를 활성화 한다.

$ aws configure set preview.cloudfront true

도움말 사용법

$ aws cloudfront help

preview 사용 방법

$ aws cloudfront

This service is only available as a preview service.

However, if you 'd like to use a basic set of cloudfront commands with the
AWS CLI, you can enable this service by adding the following to your CLI
config file :

    [preview]
    cloudfront = true

or by running :

    aws configure set preview.cloudfront true