1. Install python
2. Install pip
3. Add python and pip installation to PATH variable
4. Install boto3: pip install boto3
5. Install AWS-CLI: pip install awscli --upgrade --user
6. Configure AWS-CLI for linking account using the command : aws configure

9. Create boto3 script and save the file as <boto3_script_name>.py extension
10. Run as python <boto3_script_name>.py

The following steps has been captured from the Boto3 Getting Started docs.

Boto3 requires python version 3 or above and python package installer pip

• Refer official python download documentation to install it.
  • For macos, brew install python works good.
  • For Linux, apt update && apt install python might be fine.
• Install pip using the official pip install documentation
  • I've used get-pip.py method to install pip
• Install boto3: pip install boto3 or python3 pip install boto3

• Install AWS CLI by following the instructions here in the docs
• After installing AWS CLI, use aws configure command to setup AWS secret key, access key or temporary sts key.
• Read more about the AWS boto3 configuration here
• Install AWS-CLI: pip install awscli --upgrade --user

In addition to the default install of Boto3, you can choose to include the new AWS Common Runtime (CRT). The AWS CRT is a collection of modular packages that serve as a new foundation for AWS SDKs.

To use Boto3, you must first import it and indicate which service or services you’re going to use:

import boto3