pip install sshim
The SSHim documentation is available at:
https://packages.python.org/sshim/
Python 3x support is now available by installing from master, directly thanks to work done by Jorge Niedbalski (https://github.com/niedbalski).
IPv6 support is now available, directly thanks to work by Britany Meadows (https://github.com/blmeadows).