Install AWS CLI

Note: If you don't have pip3 on your Mac, see Install Python 3 on Mac.

1. Install AWS CLI

pip3 install awscli --upgrade --user

If you are curious about the --upgrade and --user options, see the official explanation.

Now you can use AWS CLI command.

aws --version

2. Configure your AWS CLI

Make an IAM user on AWS Management Console and set its credentials with the following command. (Usually the config files are generated in ~/.aws directory.)

aws configure

Now you can see the list of your S3 buckets (if you have some).

aws s3 ls