Amazon S3

Amazon S3

Amazon S3 is an object storage service provided by AWS. S3 is used for backup purposes and to store large data. It is also used to store images, videos, artifacts, static websites, and many more. You can also store many versions of objects by enabling versioning on the S3 bucket. As per AWS, S3 provides 99.99% durability and availability of objects over a year. Amazon S3 has a cross-region replication feature which helps it to recover from any disaster. You can define AWS S3 lifecycle policies to automatically delete any object or move objects to different storage classes which results in optimizing the cost and managing the data lifecycle. Amazon S3 is overall a highly durable and reliable service for storing and managing data on the AWS cloud platform and suitable for a wide range of applications to store their simple files to complex data analytics and artifacts....

Amazon Lambda

Amazon Lambda is a serverless computing service that runs and executes the code without any management of the server. Lambda supports a variety of programming languages to write lambda functions such as Python, Node.Js, go, ruby, and many more. This service can integrate with various AWS services and resources and based on the code written it can perform many actions. Amazon Lambda automatically scales up and down based on the traffic. Basically, it runs the code(lambda function) based on any AWS events. As the code does not use any server for computing purposes and runs only when any particular AWS event occurs, it incurs less cost. Amazon Lambda overall simplifies the development of serverless applications and provides a flexible, scalable, and cost-effective platform for running code without any server management....

Pre-requisites

Before moving to the next section make sure that you go through these geeks for geeks articles to create an IAM role and S3 bucket on AWS. If you already know how to create these resources then you can follow the next section steps to list S3 buckets....

Steps To List S3 Buckets by using boto3

Step 1: First create an IAM role for Lambda service with AmazonS3FullAccess....

Conclusion

Here we started this guide by learning what is Amazon S3 . Then learned some basic stuff related to Amazon Lambda . Then followed steps to list S3 buckets using boto3 . Basically here we have written a python code using boto3 module to list all the S3 buckets on AWS account ....

S3 Buckets and Lambda-FAQ’s

How to handle errors while listing S3 buckets using boto3 ?...