awscli software package provides Universal Command Line Environment for AWS, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install awscli
awscli is installed in your system.
Make ensure the awscli package were installed using the commands given below,
$ sudo dpkg-query -l | grep awscli *
You will get with awscli package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Administration Utilities |
| Package | awscli |
| Version | 1.4.2-1 |
| Description | Universal Command Line Environment for AWS |
| Sub Section | admin |