This short config will describe a installation of s3cmd Command Line S3 tool on Debian. First update your repository:
# apt-get update
Next, install Python package installer pip which will be later used to install s3cmd:
apt-get install python-pip
Now we can use the Python package installer pip to install s3cmd:
# pip install s3cmd
...
Successfully installed s3cmd python-dateutil python-magic
Cleaning up..
Lastly check for a correct installation:
# s3cmd --version
s3cmd version 1.6.0