This article discusses how to use Terraform to manage AWS Lambda functions. It provides a step-by-step guide on setting up IAM roles and policies, writing the Python application, creating a ZIP file of the Python application, adding the aws_lambda_function resource, running and executing Terraform main.tf, and verifying the Lambda function from the AWS console. The article also highlights various use cases for AWS Lambda, such as event-driven applications, web and mobile backends, and machine learning and data processing.