The AWS Serverless Application Model Command Line Interface, SAM CLI, now allows you to deploy applications with a single command: sam deploy. SAM CLI is a deployment toolkit that also allows you to locally build, test, and debug serverless applications.  

from Recent Announcements: https://aws.amazon.com/about-aws/whats-new/2019/11/aws-sam-cli-simplifies-deploying-serverless-applications-with-single-command-deploy/