Share your CUPS printers with google's cloud print. Works with linux and OS X.

python 2.6 or 2.7 pycups (can be tricky on OS X)

cloudprint [-d] [-p pid_file] [-a account_file] [-h]
-d              : enable daemon mode (requires the daemon module)
-l              : logout of the current google account
-p pid_file     : path to write the pid to (default cloudprint.pid)
-a account_file : path to google account ident data (optional)
                  account_file format:  <Google username>
                                        <Google password>
-h              : display this help

Google accounts with 2 step verification enabled need to use an application-specific password.

cloudprint
Google username: username@gmail.com
Password:
Added Printer Brother-HL-2170W

pip install cloudprint