If you decide to write your functions in Python, then you can use Zappa to deploy them. Zappa is a CLI/command-line framework, and it is open source. Zappa currently supports Python WSGI applications, which are basically Flask and Django applications. It can deploy macro and micro applications. Zappa has a wide variety of features, such as the ability to deploy functions like API to AWS lambda and AWS API Gateway respectively. It can also configure AWS events sources.
Once deployed, we can also invoke the function through Zappa. It can fetch or tail the logs from the AWS. It also allows rollback to the previous version. We can set up multistage deployment (by stage, it means multiple environment deployments, such as dev, qa, uat, and ...
