Bakthat is a MIT licensed backup framework written in Python, it's both a command line tool and a Python module that helps you manage backups on Amazon S3/Glacier and OpenStack Swift. It automatically compress, encrypt (symmetric encryption) and upload your files.
The sh dependency doesn't work on Windows.
ImportError: sh 1.09 is currently only supported on linux and osx. please install pbs 0.110 (http://pypi.python.org/pypi/pbs) for windows support.